Home / 57,041.20-78,712.86-33,166.18

Finding the Fourth Proportional to 57,041.20, 78,712.86 and 33,166.18

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Solution

The fourth proportional to 57,041.20, 78,712.86 and 33,166.18 is: 45,767.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,041.20 : 78,712.86 = 33,166.18 : x
  2. Step 2: Convert to fraction form
    57,041.20/78,712.86 = 33,166.18/x
  3. Step 3: Cross multiply
    57,041.20x = 78,712.86 × 33,166.18
  4. Step 4: Simplify right side
    57,041.20x = 2,610,604,883.07
  5. Step 5: Solve for x
    x = 2,610,604,883.07/57,041.20
  6. Step 6: Final answer
    x = 45,767.00

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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.