Home / 54,841.39-75,680.53-30,966.65

Finding the Fourth Proportional to 54,841.39, 75,680.53 and 30,966.65

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Solution

The fourth proportional to 54,841.39, 75,680.53 and 30,966.65 is: 42,733.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,841.39 : 75,680.53 = 30,966.65 : x
  2. Step 2: Convert to fraction form
    54,841.39/75,680.53 = 30,966.65/x
  3. Step 3: Cross multiply
    54,841.39x = 75,680.53 × 30,966.65
  4. Step 4: Simplify right side
    54,841.39x = 2,343,572,484.32
  5. Step 5: Solve for x
    x = 2,343,572,484.32/54,841.39
  6. Step 6: Final answer
    x = 42,733.64

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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.