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Finding the Fourth Proportional to 110,670.86, 152,725.47 and 60,369.50

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Solution

The fourth proportional to 110,670.86, 152,725.47 and 60,369.50 is: 83,309.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,670.86 : 152,725.47 = 60,369.50 : x
  2. Step 2: Convert to fraction form
    110,670.86/152,725.47 = 60,369.50/x
  3. Step 3: Cross multiply
    110,670.86x = 152,725.47 × 60,369.50
  4. Step 4: Simplify right side
    110,670.86x = 9,219,960,261.17
  5. Step 5: Solve for x
    x = 9,219,960,261.17/110,670.86
  6. Step 6: Final answer
    x = 83,309.74

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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.