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Finding the Fourth Proportional to 118,060.26, 162,926.62 and 64,348.76

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Solution

The fourth proportional to 118,060.26, 162,926.62 and 64,348.76 is: 88,803.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,060.26 : 162,926.62 = 64,348.76 : x
  2. Step 2: Convert to fraction form
    118,060.26/162,926.62 = 64,348.76/x
  3. Step 3: Cross multiply
    118,060.26x = 162,926.62 × 64,348.76
  4. Step 4: Simplify right side
    118,060.26x = 10,484,125,153.36
  5. Step 5: Solve for x
    x = 10,484,125,153.36/118,060.26
  6. Step 6: Final answer
    x = 88,803.17

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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.