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Finding the Fourth Proportional to 61,259.84, 91,875.16 and 23,818.40

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Solution

The fourth proportional to 61,259.84, 91,875.16 and 23,818.40 is: 35,721.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,259.84 : 91,875.16 = 23,818.40 : x
  2. Step 2: Convert to fraction form
    61,259.84/91,875.16 = 23,818.40/x
  3. Step 3: Cross multiply
    61,259.84x = 91,875.16 × 23,818.40
  4. Step 4: Simplify right side
    61,259.84x = 2,188,319,310.94
  5. Step 5: Solve for x
    x = 2,188,319,310.94/61,259.84
  6. Step 6: Final answer
    x = 35,721.92

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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.