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Finding the Fourth Proportional to 175,478.58, 242,159.72 and 94,906.20

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Solution

The fourth proportional to 175,478.58, 242,159.72 and 94,906.20 is: 130,970.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,478.58 : 242,159.72 = 94,906.20 : x
  2. Step 2: Convert to fraction form
    175,478.58/242,159.72 = 94,906.20/x
  3. Step 3: Cross multiply
    175,478.58x = 242,159.72 × 94,906.20
  4. Step 4: Simplify right side
    175,478.58x = 22,982,458,818.26
  5. Step 5: Solve for x
    x = 22,982,458,818.26/175,478.58
  6. Step 6: Final answer
    x = 130,970.17

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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.