Home / 103,545.30-155,208.60-59,076.30

Finding the Fourth Proportional to 103,545.30, 155,208.60 and 59,076.30

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Solution

The fourth proportional to 103,545.30, 155,208.60 and 59,076.30 is: 88,552.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,545.30 : 155,208.60 = 59,076.30 : x
  2. Step 2: Convert to fraction form
    103,545.30/155,208.60 = 59,076.30/x
  3. Step 3: Cross multiply
    103,545.30x = 155,208.60 × 59,076.30
  4. Step 4: Simplify right side
    103,545.30x = 9,169,149,816.18
  5. Step 5: Solve for x
    x = 9,169,149,816.18/103,545.30
  6. Step 6: Final answer
    x = 88,552.06

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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.