Home / 54,613.08-75,368.48-30,741.30

Finding the Fourth Proportional to 54,613.08, 75,368.48 and 30,741.30

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Solution

The fourth proportional to 54,613.08, 75,368.48 and 30,741.30 is: 42,424.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,613.08 : 75,368.48 = 30,741.30 : x
  2. Step 2: Convert to fraction form
    54,613.08/75,368.48 = 30,741.30/x
  3. Step 3: Cross multiply
    54,613.08x = 75,368.48 × 30,741.30
  4. Step 4: Simplify right side
    54,613.08x = 2,316,924,900.52
  5. Step 5: Solve for x
    x = 2,316,924,900.52/54,613.08
  6. Step 6: Final answer
    x = 42,424.36

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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.