Home / 111,565.09-153,955.25-60,575.84

Finding the Fourth Proportional to 111,565.09, 153,955.25 and 60,575.84

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Solution

The fourth proportional to 111,565.09, 153,955.25 and 60,575.84 is: 83,592.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,565.09 : 153,955.25 = 60,575.84 : x
  2. Step 2: Convert to fraction form
    111,565.09/153,955.25 = 60,575.84/x
  3. Step 3: Cross multiply
    111,565.09x = 153,955.25 × 60,575.84
  4. Step 4: Simplify right side
    111,565.09x = 9,325,968,591.16
  5. Step 5: Solve for x
    x = 9,325,968,591.16/111,565.09
  6. Step 6: Final answer
    x = 83,592.18

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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.