Home / 110,988.10-153,164.24-60,000.72

Finding the Fourth Proportional to 110,988.10, 153,164.24 and 60,000.72

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Solution

The fourth proportional to 110,988.10, 153,164.24 and 60,000.72 is: 82,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,988.10 : 153,164.24 = 60,000.72 : x
  2. Step 2: Convert to fraction form
    110,988.10/153,164.24 = 60,000.72/x
  3. Step 3: Cross multiply
    110,988.10x = 153,164.24 × 60,000.72
  4. Step 4: Simplify right side
    110,988.10x = 9,189,964,678.25
  5. Step 5: Solve for x
    x = 9,189,964,678.25/110,988.10
  6. Step 6: Final answer
    x = 82,801.35

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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.