Home / 259,135.28-357,601.82-144,411.40

Finding the Fourth Proportional to 259,135.28, 357,601.82 and 144,411.40

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Solution

The fourth proportional to 259,135.28, 357,601.82 and 144,411.40 is: 199,285.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,135.28 : 357,601.82 = 144,411.40 : x
  2. Step 2: Convert to fraction form
    259,135.28/357,601.82 = 144,411.40/x
  3. Step 3: Cross multiply
    259,135.28x = 357,601.82 × 144,411.40
  4. Step 4: Simplify right side
    259,135.28x = 51,641,779,468.75
  5. Step 5: Solve for x
    x = 51,641,779,468.75/259,135.28
  6. Step 6: Final answer
    x = 199,285.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.