Home / 249,301.20-373,952.40-99,553.68

Finding the Fourth Proportional to 249,301.20, 373,952.40 and 99,553.68

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Solution

The fourth proportional to 249,301.20, 373,952.40 and 99,553.68 is: 149,330.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,301.20 : 373,952.40 = 99,553.68 : x
  2. Step 2: Convert to fraction form
    249,301.20/373,952.40 = 99,553.68/x
  3. Step 3: Cross multiply
    249,301.20x = 373,952.40 × 99,553.68
  4. Step 4: Simplify right side
    249,301.20x = 37,228,337,564.83
  5. Step 5: Solve for x
    x = 37,228,337,564.83/249,301.20
  6. Step 6: Final answer
    x = 149,330.76

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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.