Home / 75,416.02-112,951.80-36,000.81

Finding the Fourth Proportional to 75,416.02, 112,951.80 and 36,000.81

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Solution

The fourth proportional to 75,416.02, 112,951.80 and 36,000.81 is: 53,919.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,416.02 : 112,951.80 = 36,000.81 : x
  2. Step 2: Convert to fraction form
    75,416.02/112,951.80 = 36,000.81/x
  3. Step 3: Cross multiply
    75,416.02x = 112,951.80 × 36,000.81
  4. Step 4: Simplify right side
    75,416.02x = 4,066,356,200.96
  5. Step 5: Solve for x
    x = 4,066,356,200.96/75,416.02
  6. Step 6: Final answer
    x = 53,919.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.