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Finding the Fourth Proportional to 111,483.43, 153,846.36 and 60,494.87

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Solution

The fourth proportional to 111,483.43, 153,846.36 and 60,494.87 is: 83,482.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,483.43 : 153,846.36 = 60,494.87 : x
  2. Step 2: Convert to fraction form
    111,483.43/153,846.36 = 60,494.87/x
  3. Step 3: Cross multiply
    111,483.43x = 153,846.36 × 60,494.87
  4. Step 4: Simplify right side
    111,483.43x = 9,306,915,548.17
  5. Step 5: Solve for x
    x = 9,306,915,548.17/111,483.43
  6. Step 6: Final answer
    x = 83,482.50

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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.