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Finding the Fourth Proportional to 96,574.80, 144,862.20 and 73,246.80

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Solution

The fourth proportional to 96,574.80, 144,862.20 and 73,246.80 is: 109,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,574.80 : 144,862.20 = 73,246.80 : x
  2. Step 2: Convert to fraction form
    96,574.80/144,862.20 = 73,246.80/x
  3. Step 3: Cross multiply
    96,574.80x = 144,862.20 × 73,246.80
  4. Step 4: Simplify right side
    96,574.80x = 10,610,692,590.96
  5. Step 5: Solve for x
    x = 10,610,692,590.96/96,574.80
  6. Step 6: Final answer
    x = 109,870.20

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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.