Home / 111,587.20-153,989.84-60,599.53

Finding the Fourth Proportional to 111,587.20, 153,989.84 and 60,599.53

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Solution

The fourth proportional to 111,587.20, 153,989.84 and 60,599.53 is: 83,627.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,587.20 : 153,989.84 = 60,599.53 : x
  2. Step 2: Convert to fraction form
    111,587.20/153,989.84 = 60,599.53/x
  3. Step 3: Cross multiply
    111,587.20x = 153,989.84 × 60,599.53
  4. Step 4: Simplify right side
    111,587.20x = 9,331,710,855.83
  5. Step 5: Solve for x
    x = 9,331,710,855.83/111,587.20
  6. Step 6: Final answer
    x = 83,627.08

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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.