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Finding the Fourth Proportional to 63,537, 87,681.46 and 35,242.76

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Solution

The fourth proportional to 63,537, 87,681.46 and 35,242.76 is: 48,635.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,537 : 87,681.46 = 35,242.76 : x
  2. Step 2: Convert to fraction form
    63,537/87,681.46 = 35,242.76/x
  3. Step 3: Cross multiply
    63,537x = 87,681.46 × 35,242.76
  4. Step 4: Simplify right side
    63,537x = 3,090,136,651.23
  5. Step 5: Solve for x
    x = 3,090,136,651.23/63,537
  6. Step 6: Final answer
    x = 48,635.23

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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.