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Finding the Fourth Proportional to 92,357.02, 127,393.59 and 64,052.38

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Solution

The fourth proportional to 92,357.02, 127,393.59 and 64,052.38 is: 88,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,357.02 : 127,393.59 = 64,052.38 : x
  2. Step 2: Convert to fraction form
    92,357.02/127,393.59 = 64,052.38/x
  3. Step 3: Cross multiply
    92,357.02x = 127,393.59 × 64,052.38
  4. Step 4: Simplify right side
    92,357.02x = 8,159,862,636.24
  5. Step 5: Solve for x
    x = 8,159,862,636.24/92,357.02
  6. Step 6: Final answer
    x = 88,351.30

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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.