Home / 102,641.04-153,930.96-43,475.76

Finding the Fourth Proportional to 102,641.04, 153,930.96 and 43,475.76

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Solution

The fourth proportional to 102,641.04, 153,930.96 and 43,475.76 is: 65,200.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,641.04 : 153,930.96 = 43,475.76 : x
  2. Step 2: Convert to fraction form
    102,641.04/153,930.96 = 43,475.76/x
  3. Step 3: Cross multiply
    102,641.04x = 153,930.96 × 43,475.76
  4. Step 4: Simplify right side
    102,641.04x = 6,692,265,473.53
  5. Step 5: Solve for x
    x = 6,692,265,473.53/102,641.04
  6. Step 6: Final answer
    x = 65,200.68

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1.5x scale

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.