Home / 94,760.87-142,140.60-38,587.77

Finding the Fourth Proportional to 94,760.87, 142,140.60 and 38,587.77

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Solution

The fourth proportional to 94,760.87, 142,140.60 and 38,587.77 is: 57,881.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,760.87 : 142,140.60 = 38,587.77 : x
  2. Step 2: Convert to fraction form
    94,760.87/142,140.60 = 38,587.77/x
  3. Step 3: Cross multiply
    94,760.87x = 142,140.60 × 38,587.77
  4. Step 4: Simplify right side
    94,760.87x = 5,484,888,780.46
  5. Step 5: Solve for x
    x = 5,484,888,780.46/94,760.87
  6. Step 6: Final answer
    x = 57,881.37

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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.