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Finding the Fourth Proportional to 93,527.76, 129,063 and 53,251.32

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Solution

The fourth proportional to 93,527.76, 129,063 and 53,251.32 is: 73,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,527.76 : 129,063 = 53,251.32 : x
  2. Step 2: Convert to fraction form
    93,527.76/129,063 = 53,251.32/x
  3. Step 3: Cross multiply
    93,527.76x = 129,063 × 53,251.32
  4. Step 4: Simplify right side
    93,527.76x = 6,872,775,113.16
  5. Step 5: Solve for x
    x = 6,872,775,113.16/93,527.76
  6. Step 6: Final answer
    x = 73,483.80

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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.