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Finding the Fourth Proportional to 70,576.51, 97,363.10 and 45,070.10

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Solution

The fourth proportional to 70,576.51, 97,363.10 and 45,070.10 is: 62,175.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,576.51 : 97,363.10 = 45,070.10 : x
  2. Step 2: Convert to fraction form
    70,576.51/97,363.10 = 45,070.10/x
  3. Step 3: Cross multiply
    70,576.51x = 97,363.10 × 45,070.10
  4. Step 4: Simplify right side
    70,576.51x = 4,388,164,184.55
  5. Step 5: Solve for x
    x = 4,388,164,184.55/70,576.51
  6. Step 6: Final answer
    x = 62,175.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.