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Finding the Fourth Proportional to 58,116.80, 87,110.40 and 24,831.20

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Solution

The fourth proportional to 58,116.80, 87,110.40 and 24,831.20 is: 37,219.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,116.80 : 87,110.40 = 24,831.20 : x
  2. Step 2: Convert to fraction form
    58,116.80/87,110.40 = 24,831.20/x
  3. Step 3: Cross multiply
    58,116.80x = 87,110.40 × 24,831.20
  4. Step 4: Simplify right side
    58,116.80x = 2,163,055,764.48
  5. Step 5: Solve for x
    x = 2,163,055,764.48/58,116.80
  6. Step 6: Final answer
    x = 37,219.11

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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.