Home / 147,882.86-221,780.55-42,702.74

Finding the Fourth Proportional to 147,882.86, 221,780.55 and 42,702.74

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Solution

The fourth proportional to 147,882.86, 221,780.55 and 42,702.74 is: 64,041.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,882.86 : 221,780.55 = 42,702.74 : x
  2. Step 2: Convert to fraction form
    147,882.86/221,780.55 = 42,702.74/x
  3. Step 3: Cross multiply
    147,882.86x = 221,780.55 × 42,702.74
  4. Step 4: Simplify right side
    147,882.86x = 9,470,637,163.71
  5. Step 5: Solve for x
    x = 9,470,637,163.71/147,882.86
  6. Step 6: Final answer
    x = 64,041.48

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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.