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Finding the Fourth Proportional to 93,294.52, 128,746.46 and 53,008.34

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Solution

The fourth proportional to 93,294.52, 128,746.46 and 53,008.34 is: 73,151.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,294.52 : 128,746.46 = 53,008.34 : x
  2. Step 2: Convert to fraction form
    93,294.52/128,746.46 = 53,008.34/x
  3. Step 3: Cross multiply
    93,294.52x = 128,746.46 × 53,008.34
  4. Step 4: Simplify right side
    93,294.52x = 6,824,635,614.26
  5. Step 5: Solve for x
    x = 6,824,635,614.26/93,294.52
  6. Step 6: Final answer
    x = 73,151.52

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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.