Home / 111,001.46-153,178.90-60,699.38

Finding the Fourth Proportional to 111,001.46, 153,178.90 and 60,699.38

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Solution

The fourth proportional to 111,001.46, 153,178.90 and 60,699.38 is: 83,763.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,001.46 : 153,178.90 = 60,699.38 : x
  2. Step 2: Convert to fraction form
    111,001.46/153,178.90 = 60,699.38/x
  3. Step 3: Cross multiply
    111,001.46x = 153,178.90 × 60,699.38
  4. Step 4: Simplify right side
    111,001.46x = 9,297,863,341.44
  5. Step 5: Solve for x
    x = 9,297,863,341.44/111,001.46
  6. Step 6: Final answer
    x = 83,763.44

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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.