Home / 106,977.40-160,581.30-60,321.40

Finding the Fourth Proportional to 106,977.40, 160,581.30 and 60,321.40

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Solution

The fourth proportional to 106,977.40, 160,581.30 and 60,321.40 is: 90,547.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,977.40 : 160,581.30 = 60,321.40 : x
  2. Step 2: Convert to fraction form
    106,977.40/160,581.30 = 60,321.40/x
  3. Step 3: Cross multiply
    106,977.40x = 160,581.30 × 60,321.40
  4. Step 4: Simplify right side
    106,977.40x = 9,686,488,829.82
  5. Step 5: Solve for x
    x = 9,686,488,829.82/106,977.40
  6. Step 6: Final answer
    x = 90,547.06

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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.