Home / 115,547.11-173,339.19-36,655.34

Finding the Fourth Proportional to 115,547.11, 173,339.19 and 36,655.34

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Solution

The fourth proportional to 115,547.11, 173,339.19 and 36,655.34 is: 54,988.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,547.11 : 173,339.19 = 36,655.34 : x
  2. Step 2: Convert to fraction form
    115,547.11/173,339.19 = 36,655.34/x
  3. Step 3: Cross multiply
    115,547.11x = 173,339.19 × 36,655.34
  4. Step 4: Simplify right side
    115,547.11x = 6,353,806,078.08
  5. Step 5: Solve for x
    x = 6,353,806,078.08/115,547.11
  6. Step 6: Final answer
    x = 54,988.88

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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.