Home / 563,189.40-844,787.04-142,465.68

Finding the Fourth Proportional to 563,189.40, 844,787.04 and 142,465.68

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Solution

The fourth proportional to 563,189.40, 844,787.04 and 142,465.68 is: 213,699.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,189.40 : 844,787.04 = 142,465.68 : x
  2. Step 2: Convert to fraction form
    563,189.40/844,787.04 = 142,465.68/x
  3. Step 3: Cross multiply
    563,189.40x = 844,787.04 × 142,465.68
  4. Step 4: Simplify right side
    563,189.40x = 120,353,160,108.79
  5. Step 5: Solve for x
    x = 120,353,160,108.79/563,189.40
  6. Step 6: Final answer
    x = 213,699.26

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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.