Home / 159,038.76-238,557.98-40,709.92

Finding the Fourth Proportional to 159,038.76, 238,557.98 and 40,709.92

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Solution

The fourth proportional to 159,038.76, 238,557.98 and 40,709.92 is: 61,064.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,038.76 : 238,557.98 = 40,709.92 : x
  2. Step 2: Convert to fraction form
    159,038.76/238,557.98 = 40,709.92/x
  3. Step 3: Cross multiply
    159,038.76x = 238,557.98 × 40,709.92
  4. Step 4: Simplify right side
    159,038.76x = 9,711,676,281.16
  5. Step 5: Solve for x
    x = 9,711,676,281.16/159,038.76
  6. Step 6: Final answer
    x = 61,064.84

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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.