Home / 181,046.48-249,823.68-100,453.04

Finding the Fourth Proportional to 181,046.48, 249,823.68 and 100,453.04

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Solution

The fourth proportional to 181,046.48, 249,823.68 and 100,453.04 is: 138,613.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,046.48 : 249,823.68 = 100,453.04 : x
  2. Step 2: Convert to fraction form
    181,046.48/249,823.68 = 100,453.04/x
  3. Step 3: Cross multiply
    181,046.48x = 249,823.68 × 100,453.04
  4. Step 4: Simplify right side
    181,046.48x = 25,095,548,119.99
  5. Step 5: Solve for x
    x = 25,095,548,119.99/181,046.48
  6. Step 6: Final answer
    x = 138,613.84

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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.