Home / 111,275.04-153,573.84-63,517.44

Finding the Fourth Proportional to 111,275.04, 153,573.84 and 63,517.44

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Solution

The fourth proportional to 111,275.04, 153,573.84 and 63,517.44 is: 87,662.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,275.04 : 153,573.84 = 63,517.44 : x
  2. Step 2: Convert to fraction form
    111,275.04/153,573.84 = 63,517.44/x
  3. Step 3: Cross multiply
    111,275.04x = 153,573.84 × 63,517.44
  4. Step 4: Simplify right side
    111,275.04x = 9,754,617,167.77
  5. Step 5: Solve for x
    x = 9,754,617,167.77/111,275.04
  6. Step 6: Final answer
    x = 87,662.22

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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.