Home / 165,449.42-247,547.86-98,017.66

Finding the Fourth Proportional to 165,449.42, 247,547.86 and 98,017.66

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Solution

The fourth proportional to 165,449.42, 247,547.86 and 98,017.66 is: 146,655.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,449.42 : 247,547.86 = 98,017.66 : x
  2. Step 2: Convert to fraction form
    165,449.42/247,547.86 = 98,017.66/x
  3. Step 3: Cross multiply
    165,449.42x = 247,547.86 × 98,017.66
  4. Step 4: Simplify right side
    165,449.42x = 24,264,061,133.09
  5. Step 5: Solve for x
    x = 24,264,061,133.09/165,449.42
  6. Step 6: Final answer
    x = 146,655.47

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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.