Home / 104,723.10-157,084.65-102,995.10

Finding the Fourth Proportional to 104,723.10, 157,084.65 and 102,995.10

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Solution

The fourth proportional to 104,723.10, 157,084.65 and 102,995.10 is: 154,492.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,723.10 : 157,084.65 = 102,995.10 : x
  2. Step 2: Convert to fraction form
    104,723.10/157,084.65 = 102,995.10/x
  3. Step 3: Cross multiply
    104,723.10x = 157,084.65 × 102,995.10
  4. Step 4: Simplify right side
    104,723.10x = 16,178,949,235.22
  5. Step 5: Solve for x
    x = 16,178,949,235.22/104,723.10
  6. Step 6: Final answer
    x = 154,492.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.