Home / 282,259.10-423,043.05-124,319.90

Finding the Fourth Proportional to 282,259.10, 423,043.05 and 124,319.90

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Solution

The fourth proportional to 282,259.10, 423,043.05 and 124,319.90 is: 186,327.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,259.10 : 423,043.05 = 124,319.90 : x
  2. Step 2: Convert to fraction form
    282,259.10/423,043.05 = 124,319.90/x
  3. Step 3: Cross multiply
    282,259.10x = 423,043.05 × 124,319.90
  4. Step 4: Simplify right side
    282,259.10x = 52,592,669,671.70
  5. Step 5: Solve for x
    x = 52,592,669,671.70/282,259.10
  6. Step 6: Final answer
    x = 186,327.63

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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.