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Finding the Fourth Proportional to 58,762.50, 88,143.75 and 17,209.86

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Solution

The fourth proportional to 58,762.50, 88,143.75 and 17,209.86 is: 25,814.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,762.50 : 88,143.75 = 17,209.86 : x
  2. Step 2: Convert to fraction form
    58,762.50/88,143.75 = 17,209.86/x
  3. Step 3: Cross multiply
    58,762.50x = 88,143.75 × 17,209.86
  4. Step 4: Simplify right side
    58,762.50x = 1,516,941,597.38
  5. Step 5: Solve for x
    x = 1,516,941,597.38/58,762.50
  6. Step 6: Final answer
    x = 25,814.79

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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.