Home / 94,531.26-130,448.19-58,720.54

Finding the Fourth Proportional to 94,531.26, 130,448.19 and 58,720.54

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Solution

The fourth proportional to 94,531.26, 130,448.19 and 58,720.54 is: 81,031.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,531.26 : 130,448.19 = 58,720.54 : x
  2. Step 2: Convert to fraction form
    94,531.26/130,448.19 = 58,720.54/x
  3. Step 3: Cross multiply
    94,531.26x = 130,448.19 × 58,720.54
  4. Step 4: Simplify right side
    94,531.26x = 7,659,988,158.82
  5. Step 5: Solve for x
    x = 7,659,988,158.82/94,531.26
  6. Step 6: Final answer
    x = 81,031.27

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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.