Home / 153,354.15-230,088.33-69,089.04

Finding the Fourth Proportional to 153,354.15, 230,088.33 and 69,089.04

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Solution

The fourth proportional to 153,354.15, 230,088.33 and 69,089.04 is: 103,659.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,354.15 : 230,088.33 = 69,089.04 : x
  2. Step 2: Convert to fraction form
    153,354.15/230,088.33 = 69,089.04/x
  3. Step 3: Cross multiply
    153,354.15x = 230,088.33 × 69,089.04
  4. Step 4: Simplify right side
    153,354.15x = 15,896,581,834.90
  5. Step 5: Solve for x
    x = 15,896,581,834.90/153,354.15
  6. Step 6: Final answer
    x = 103,659.29

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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.