Home / 147,496.14-221,252.51-42,312.38

Finding the Fourth Proportional to 147,496.14, 221,252.51 and 42,312.38

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Solution

The fourth proportional to 147,496.14, 221,252.51 and 42,312.38 is: 63,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,496.14 : 221,252.51 = 42,312.38 : x
  2. Step 2: Convert to fraction form
    147,496.14/221,252.51 = 42,312.38/x
  3. Step 3: Cross multiply
    147,496.14x = 221,252.51 × 42,312.38
  4. Step 4: Simplify right side
    147,496.14x = 9,361,719,278.59
  5. Step 5: Solve for x
    x = 9,361,719,278.59/147,496.14
  6. Step 6: Final answer
    x = 63,470.94

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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.