Home / 245,280.34-338,045.97-181,507.42

Finding the Fourth Proportional to 245,280.34, 338,045.97 and 181,507.42

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Solution

The fourth proportional to 245,280.34, 338,045.97 and 181,507.42 is: 250,153.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,280.34 : 338,045.97 = 181,507.42 : x
  2. Step 2: Convert to fraction form
    245,280.34/338,045.97 = 181,507.42/x
  3. Step 3: Cross multiply
    245,280.34x = 338,045.97 × 181,507.42
  4. Step 4: Simplify right side
    245,280.34x = 61,357,851,856.10
  5. Step 5: Solve for x
    x = 61,357,851,856.10/245,280.34
  6. Step 6: Final answer
    x = 250,153.97

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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.