Home / 249,621.67-374,358.59-72,130.29

Finding the Fourth Proportional to 249,621.67, 374,358.59 and 72,130.29

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Solution

The fourth proportional to 249,621.67, 374,358.59 and 72,130.29 is: 108,174.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,621.67 : 374,358.59 = 72,130.29 : x
  2. Step 2: Convert to fraction form
    249,621.67/374,358.59 = 72,130.29/x
  3. Step 3: Cross multiply
    249,621.67x = 374,358.59 × 72,130.29
  4. Step 4: Simplify right side
    249,621.67x = 27,002,593,660.69
  5. Step 5: Solve for x
    x = 27,002,593,660.69/249,621.67
  6. Step 6: Final answer
    x = 108,174.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.