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Finding the Fourth Proportional to 71,042,025.10, 99,559,612.10 and 71,042,025.10

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Solution

The fourth proportional to 71,042,025.10, 99,559,612.10 and 71,042,025.10 is: 99,559,612.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,042,025.10 : 99,559,612.10 = 71,042,025.10 : x
  2. Step 2: Convert to fraction form
    71,042,025.10/99,559,612.10 = 71,042,025.10/x
  3. Step 3: Cross multiply
    71,042,025.10x = 99,559,612.10 × 71,042,025.10
  4. Step 4: Simplify right side
    71,042,025.10x = 7,072,916,461,754,463
  5. Step 5: Solve for x
    x = 7,072,916,461,754,463/71,042,025.10
  6. Step 6: Final answer
    x = 99,559,612.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.