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Finding the Fourth Proportional to 58,603.76, 87,952.88 and 30,532.40

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Solution

The fourth proportional to 58,603.76, 87,952.88 and 30,532.40 is: 45,823.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,603.76 : 87,952.88 = 30,532.40 : x
  2. Step 2: Convert to fraction form
    58,603.76/87,952.88 = 30,532.40/x
  3. Step 3: Cross multiply
    58,603.76x = 87,952.88 × 30,532.40
  4. Step 4: Simplify right side
    58,603.76x = 2,685,412,513.31
  5. Step 5: Solve for x
    x = 2,685,412,513.31/58,603.76
  6. Step 6: Final answer
    x = 45,823.21

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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.