Home / 103,743.32-155,365.47-59,235.17

Finding the Fourth Proportional to 103,743.32, 155,365.47 and 59,235.17

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Solution

The fourth proportional to 103,743.32, 155,365.47 and 59,235.17 is: 88,710.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,743.32 : 155,365.47 = 59,235.17 : x
  2. Step 2: Convert to fraction form
    103,743.32/155,365.47 = 59,235.17/x
  3. Step 3: Cross multiply
    103,743.32x = 155,365.47 × 59,235.17
  4. Step 4: Simplify right side
    103,743.32x = 9,203,099,250.75
  5. Step 5: Solve for x
    x = 9,203,099,250.75/103,743.32
  6. Step 6: Final answer
    x = 88,710.29

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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.