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Finding the Fourth Proportional to 59,637.84, 89,390.10 and 25,864.88

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Solution

The fourth proportional to 59,637.84, 89,390.10 and 25,864.88 is: 38,768.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,637.84 : 89,390.10 = 25,864.88 : x
  2. Step 2: Convert to fraction form
    59,637.84/89,390.10 = 25,864.88/x
  3. Step 3: Cross multiply
    59,637.84x = 89,390.10 × 25,864.88
  4. Step 4: Simplify right side
    59,637.84x = 2,312,063,762.74
  5. Step 5: Solve for x
    x = 2,312,063,762.74/59,637.84
  6. Step 6: Final answer
    x = 38,768.40

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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.