Home / 109,947.04-151,726.02-62,200

Finding the Fourth Proportional to 109,947.04, 151,726.02 and 62,200

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Solution

The fourth proportional to 109,947.04, 151,726.02 and 62,200 is: 85,835.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,947.04 : 151,726.02 = 62,200 : x
  2. Step 2: Convert to fraction form
    109,947.04/151,726.02 = 62,200/x
  3. Step 3: Cross multiply
    109,947.04x = 151,726.02 × 62,200
  4. Step 4: Simplify right side
    109,947.04x = 9,437,358,444
  5. Step 5: Solve for x
    x = 9,437,358,444/109,947.04
  6. Step 6: Final answer
    x = 85,835.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.