Home / 282,372.16-423,433.89-132,655

Finding the Fourth Proportional to 282,372.16, 423,433.89 and 132,655

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Solution

The fourth proportional to 282,372.16, 423,433.89 and 132,655 is: 198,924.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,372.16 : 423,433.89 = 132,655 : x
  2. Step 2: Convert to fraction form
    282,372.16/423,433.89 = 132,655/x
  3. Step 3: Cross multiply
    282,372.16x = 423,433.89 × 132,655
  4. Step 4: Simplify right side
    282,372.16x = 56,170,622,677.95
  5. Step 5: Solve for x
    x = 56,170,622,677.95/282,372.16
  6. Step 6: Final answer
    x = 198,924.08

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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.