Home / 259,759.08-390,083.28-160,508.16

Finding the Fourth Proportional to 259,759.08, 390,083.28 and 160,508.16

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Solution

The fourth proportional to 259,759.08, 390,083.28 and 160,508.16 is: 241,037.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,759.08 : 390,083.28 = 160,508.16 : x
  2. Step 2: Convert to fraction form
    259,759.08/390,083.28 = 160,508.16/x
  3. Step 3: Cross multiply
    259,759.08x = 390,083.28 × 160,508.16
  4. Step 4: Simplify right side
    259,759.08x = 62,611,549,519.56
  5. Step 5: Solve for x
    x = 62,611,549,519.56/259,759.08
  6. Step 6: Final answer
    x = 241,037.00

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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.