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Finding the Fourth Proportional to 63,730.80, 95,462.35 and 30,417.32

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Solution

The fourth proportional to 63,730.80, 95,462.35 and 30,417.32 is: 45,562.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,730.80 : 95,462.35 = 30,417.32 : x
  2. Step 2: Convert to fraction form
    63,730.80/95,462.35 = 30,417.32/x
  3. Step 3: Cross multiply
    63,730.80x = 95,462.35 × 30,417.32
  4. Step 4: Simplify right side
    63,730.80x = 2,903,709,010.51
  5. Step 5: Solve for x
    x = 2,903,709,010.51/63,730.80
  6. Step 6: Final answer
    x = 45,562.10

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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.