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Finding the Fourth Proportional to 110,437.56, 152,403.12 and 60,136.56

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Solution

The fourth proportional to 110,437.56, 152,403.12 and 60,136.56 is: 82,988.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,437.56 : 152,403.12 = 60,136.56 : x
  2. Step 2: Convert to fraction form
    110,437.56/152,403.12 = 60,136.56/x
  3. Step 3: Cross multiply
    110,437.56x = 152,403.12 × 60,136.56
  4. Step 4: Simplify right side
    110,437.56x = 9,164,999,370.07
  5. Step 5: Solve for x
    x = 9,164,999,370.07/110,437.56
  6. Step 6: Final answer
    x = 82,988.06

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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.