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Finding the Fourth Proportional to 63,424.80, 87,527.79 and 34,746.03

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Solution

The fourth proportional to 63,424.80, 87,527.79 and 34,746.03 is: 47,950.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,424.80 : 87,527.79 = 34,746.03 : x
  2. Step 2: Convert to fraction form
    63,424.80/87,527.79 = 34,746.03/x
  3. Step 3: Cross multiply
    63,424.80x = 87,527.79 × 34,746.03
  4. Step 4: Simplify right side
    63,424.80x = 3,041,243,217.17
  5. Step 5: Solve for x
    x = 3,041,243,217.17/63,424.80
  6. Step 6: Final answer
    x = 47,950.38

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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.