Home / 94,135.86-129,925.89-58,341.78

Finding the Fourth Proportional to 94,135.86, 129,925.89 and 58,341.78

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Solution

The fourth proportional to 94,135.86, 129,925.89 and 58,341.78 is: 80,523.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,135.86 : 129,925.89 = 58,341.78 : x
  2. Step 2: Convert to fraction form
    94,135.86/129,925.89 = 58,341.78/x
  3. Step 3: Cross multiply
    94,135.86x = 129,925.89 × 58,341.78
  4. Step 4: Simplify right side
    94,135.86x = 7,580,107,690.68
  5. Step 5: Solve for x
    x = 7,580,107,690.68/94,135.86
  6. Step 6: Final answer
    x = 80,523.06

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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.