Home / 74,248.38-111,427.93-29,875.52

Finding the Fourth Proportional to 74,248.38, 111,427.93 and 29,875.52

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Solution

The fourth proportional to 74,248.38, 111,427.93 and 29,875.52 is: 44,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,248.38 : 111,427.93 = 29,875.52 : x
  2. Step 2: Convert to fraction form
    74,248.38/111,427.93 = 29,875.52/x
  3. Step 3: Cross multiply
    74,248.38x = 111,427.93 × 29,875.52
  4. Step 4: Simplify right side
    74,248.38x = 3,328,966,831.48
  5. Step 5: Solve for x
    x = 3,328,966,831.48/74,248.38
  6. Step 6: Final answer
    x = 44,835.55

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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.