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Finding the Fourth Proportional to 58,989.99, 88,470.12 and 16,870.29

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Solution

The fourth proportional to 58,989.99, 88,470.12 and 16,870.29 is: 25,301.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,989.99 : 88,470.12 = 16,870.29 : x
  2. Step 2: Convert to fraction form
    58,989.99/88,470.12 = 16,870.29/x
  3. Step 3: Cross multiply
    58,989.99x = 88,470.12 × 16,870.29
  4. Step 4: Simplify right side
    58,989.99x = 1,492,516,580.73
  5. Step 5: Solve for x
    x = 1,492,516,580.73/58,989.99
  6. Step 6: Final answer
    x = 25,301.18

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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.