Home / 94,095.80-129,859.02-62,209.40

Finding the Fourth Proportional to 94,095.80, 129,859.02 and 62,209.40

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Solution

The fourth proportional to 94,095.80, 129,859.02 and 62,209.40 is: 85,853.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,095.80 : 129,859.02 = 62,209.40 : x
  2. Step 2: Convert to fraction form
    94,095.80/129,859.02 = 62,209.40/x
  3. Step 3: Cross multiply
    94,095.80x = 129,859.02 × 62,209.40
  4. Step 4: Simplify right side
    94,095.80x = 8,078,451,718.79
  5. Step 5: Solve for x
    x = 8,078,451,718.79/94,095.80
  6. Step 6: Final answer
    x = 85,853.48

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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.