Home / 115,547.60-173,206.20-53,109.20

Finding the Fourth Proportional to 115,547.60, 173,206.20 and 53,109.20

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Solution

The fourth proportional to 115,547.60, 173,206.20 and 53,109.20 is: 79,610.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,547.60 : 173,206.20 = 53,109.20 : x
  2. Step 2: Convert to fraction form
    115,547.60/173,206.20 = 53,109.20/x
  3. Step 3: Cross multiply
    115,547.60x = 173,206.20 × 53,109.20
  4. Step 4: Simplify right side
    115,547.60x = 9,198,842,717.04
  5. Step 5: Solve for x
    x = 9,198,842,717.04/115,547.60
  6. Step 6: Final answer
    x = 79,610.85

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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.