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Finding the Fourth Proportional to 64,789.57, 97,184.35 and 37,068.13

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Solution

The fourth proportional to 64,789.57, 97,184.35 and 37,068.13 is: 55,602.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,789.57 : 97,184.35 = 37,068.13 : x
  2. Step 2: Convert to fraction form
    64,789.57/97,184.35 = 37,068.13/x
  3. Step 3: Cross multiply
    64,789.57x = 97,184.35 × 37,068.13
  4. Step 4: Simplify right side
    64,789.57x = 3,602,442,119.77
  5. Step 5: Solve for x
    x = 3,602,442,119.77/64,789.57
  6. Step 6: Final answer
    x = 55,602.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.