Home / 54,053.04-74,582.16-32,820.72

Finding the Fourth Proportional to 54,053.04, 74,582.16 and 32,820.72

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Solution

The fourth proportional to 54,053.04, 74,582.16 and 32,820.72 is: 45,285.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,053.04 : 74,582.16 = 32,820.72 : x
  2. Step 2: Convert to fraction form
    54,053.04/74,582.16 = 32,820.72/x
  3. Step 3: Cross multiply
    54,053.04x = 74,582.16 × 32,820.72
  4. Step 4: Simplify right side
    54,053.04x = 2,447,840,190.36
  5. Step 5: Solve for x
    x = 2,447,840,190.36/54,053.04
  6. Step 6: Final answer
    x = 45,285.89

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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.