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Finding the Fourth Proportional to 110,803.68, 152,909.64 and 60,502.68

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Solution

The fourth proportional to 110,803.68, 152,909.64 and 60,502.68 is: 83,494.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,803.68 : 152,909.64 = 60,502.68 : x
  2. Step 2: Convert to fraction form
    110,803.68/152,909.64 = 60,502.68/x
  3. Step 3: Cross multiply
    110,803.68x = 152,909.64 × 60,502.68
  4. Step 4: Simplify right side
    110,803.68x = 9,251,443,017.84
  5. Step 5: Solve for x
    x = 9,251,443,017.84/110,803.68
  6. Step 6: Final answer
    x = 83,494.01

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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.