Home / 147,590.20-221,385.30-58,857.40

Finding the Fourth Proportional to 147,590.20, 221,385.30 and 58,857.40

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Solution

The fourth proportional to 147,590.20, 221,385.30 and 58,857.40 is: 88,286.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,590.20 : 221,385.30 = 58,857.40 : x
  2. Step 2: Convert to fraction form
    147,590.20/221,385.30 = 58,857.40/x
  3. Step 3: Cross multiply
    147,590.20x = 221,385.30 × 58,857.40
  4. Step 4: Simplify right side
    147,590.20x = 13,030,163,156.22
  5. Step 5: Solve for x
    x = 13,030,163,156.22/147,590.20
  6. Step 6: Final answer
    x = 88,286.10

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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.