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Finding the Fourth Proportional to 110,531.70, 152,533.71 and 60,230.70

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Solution

The fourth proportional to 110,531.70, 152,533.71 and 60,230.70 is: 83,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,531.70 : 152,533.71 = 60,230.70 : x
  2. Step 2: Convert to fraction form
    110,531.70/152,533.71 = 60,230.70/x
  3. Step 3: Cross multiply
    110,531.70x = 152,533.71 × 60,230.70
  4. Step 4: Simplify right side
    110,531.70x = 9,187,212,126.90
  5. Step 5: Solve for x
    x = 9,187,212,126.90/110,531.70
  6. Step 6: Final answer
    x = 83,118.35

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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.