Home / 68,036.28-93,961.80-60,615.08

Finding the Fourth Proportional to 68,036.28, 93,961.80 and 60,615.08

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Solution

The fourth proportional to 68,036.28, 93,961.80 and 60,615.08 is: 83,712.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,036.28 : 93,961.80 = 60,615.08 : x
  2. Step 2: Convert to fraction form
    68,036.28/93,961.80 = 60,615.08/x
  3. Step 3: Cross multiply
    68,036.28x = 93,961.80 × 60,615.08
  4. Step 4: Simplify right side
    68,036.28x = 5,695,502,023.94
  5. Step 5: Solve for x
    x = 5,695,502,023.94/68,036.28
  6. Step 6: Final answer
    x = 83,712.72

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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.