Home / 111,267.04-153,562.80-63,509.44

Finding the Fourth Proportional to 111,267.04, 153,562.80 and 63,509.44

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Solution

The fourth proportional to 111,267.04, 153,562.80 and 63,509.44 is: 87,651.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,267.04 : 153,562.80 = 63,509.44 : x
  2. Step 2: Convert to fraction form
    111,267.04/153,562.80 = 63,509.44/x
  3. Step 3: Cross multiply
    111,267.04x = 153,562.80 × 63,509.44
  4. Step 4: Simplify right side
    111,267.04x = 9,752,687,432.83
  5. Step 5: Solve for x
    x = 9,752,687,432.83/111,267.04
  6. Step 6: Final answer
    x = 87,651.18

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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.