Home / 74,947.06-103,472-46,691.02

Finding the Fourth Proportional to 74,947.06, 103,472 and 46,691.02

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Solution

The fourth proportional to 74,947.06, 103,472 and 46,691.02 is: 64,461.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,947.06 : 103,472 = 46,691.02 : x
  2. Step 2: Convert to fraction form
    74,947.06/103,472 = 46,691.02/x
  3. Step 3: Cross multiply
    74,947.06x = 103,472 × 46,691.02
  4. Step 4: Simplify right side
    74,947.06x = 4,831,213,221.44
  5. Step 5: Solve for x
    x = 4,831,213,221.44/74,947.06
  6. Step 6: Final answer
    x = 64,461.68

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1.5x scale

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.