Home / 58,712.20-88,068.30-19,259.80

Finding the Fourth Proportional to 58,712.20, 88,068.30 and 19,259.80

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Solution

The fourth proportional to 58,712.20, 88,068.30 and 19,259.80 is: 28,889.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,712.20 : 88,068.30 = 19,259.80 : x
  2. Step 2: Convert to fraction form
    58,712.20/88,068.30 = 19,259.80/x
  3. Step 3: Cross multiply
    58,712.20x = 88,068.30 × 19,259.80
  4. Step 4: Simplify right side
    58,712.20x = 1,696,177,844.34
  5. Step 5: Solve for x
    x = 1,696,177,844.34/58,712.20
  6. Step 6: Final answer
    x = 28,889.70

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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.