Home / 111,575.32-153,973.45-60,587.64

Finding the Fourth Proportional to 111,575.32, 153,973.45 and 60,587.64

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Solution

The fourth proportional to 111,575.32, 153,973.45 and 60,587.64 is: 83,610.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,575.32 : 153,973.45 = 60,587.64 : x
  2. Step 2: Convert to fraction form
    111,575.32/153,973.45 = 60,587.64/x
  3. Step 3: Cross multiply
    111,575.32x = 153,973.45 × 60,587.64
  4. Step 4: Simplify right side
    111,575.32x = 9,328,887,806.69
  5. Step 5: Solve for x
    x = 9,328,887,806.69/111,575.32
  6. Step 6: Final answer
    x = 83,610.68

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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.