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Finding the Fourth Proportional to 93,955.68, 129,657.92 and 51,514.11

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Solution

The fourth proportional to 93,955.68, 129,657.92 and 51,514.11 is: 71,088.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,955.68 : 129,657.92 = 51,514.11 : x
  2. Step 2: Convert to fraction form
    93,955.68/129,657.92 = 51,514.11/x
  3. Step 3: Cross multiply
    93,955.68x = 129,657.92 × 51,514.11
  4. Step 4: Simplify right side
    93,955.68x = 6,679,212,095.68
  5. Step 5: Solve for x
    x = 6,679,212,095.68/93,955.68
  6. Step 6: Final answer
    x = 71,088.97

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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.