Home / 94,079.03-129,889.86-58,307

Finding the Fourth Proportional to 94,079.03, 129,889.86 and 58,307

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Solution

The fourth proportional to 94,079.03, 129,889.86 and 58,307 is: 80,501.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,079.03 : 129,889.86 = 58,307 : x
  2. Step 2: Convert to fraction form
    94,079.03/129,889.86 = 58,307/x
  3. Step 3: Cross multiply
    94,079.03x = 129,889.86 × 58,307
  4. Step 4: Simplify right side
    94,079.03x = 7,573,488,067.02
  5. Step 5: Solve for x
    x = 7,573,488,067.02/94,079.03
  6. Step 6: Final answer
    x = 80,501.34

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1.5x scale

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.