Home / 124,323.17-186,483.38-74,417.18

Finding the Fourth Proportional to 124,323.17, 186,483.38 and 74,417.18

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Solution

The fourth proportional to 124,323.17, 186,483.38 and 74,417.18 is: 111,624.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,323.17 : 186,483.38 = 74,417.18 : x
  2. Step 2: Convert to fraction form
    124,323.17/186,483.38 = 74,417.18/x
  3. Step 3: Cross multiply
    124,323.17x = 186,483.38 × 74,417.18
  4. Step 4: Simplify right side
    124,323.17x = 13,877,565,951.97
  5. Step 5: Solve for x
    x = 13,877,565,951.97/124,323.17
  6. Step 6: Final answer
    x = 111,624.94

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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.