Home / 65,594.88-90,547.20-43,292.16

Finding the Fourth Proportional to 65,594.88, 90,547.20 and 43,292.16

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Solution

The fourth proportional to 65,594.88, 90,547.20 and 43,292.16 is: 59,760.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,594.88 : 90,547.20 = 43,292.16 : x
  2. Step 2: Convert to fraction form
    65,594.88/90,547.20 = 43,292.16/x
  3. Step 3: Cross multiply
    65,594.88x = 90,547.20 × 43,292.16
  4. Step 4: Simplify right side
    65,594.88x = 3,919,983,869.95
  5. Step 5: Solve for x
    x = 3,919,983,869.95/65,594.88
  6. Step 6: Final answer
    x = 59,760.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.