Home / 94,157.19-129,959.55-53,894.30

Finding the Fourth Proportional to 94,157.19, 129,959.55 and 53,894.30

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Solution

The fourth proportional to 94,157.19, 129,959.55 and 53,894.30 is: 74,387.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,157.19 : 129,959.55 = 53,894.30 : x
  2. Step 2: Convert to fraction form
    94,157.19/129,959.55 = 53,894.30/x
  3. Step 3: Cross multiply
    94,157.19x = 129,959.55 × 53,894.30
  4. Step 4: Simplify right side
    94,157.19x = 7,004,078,325.77
  5. Step 5: Solve for x
    x = 7,004,078,325.77/94,157.19
  6. Step 6: Final answer
    x = 74,387.08

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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.