Home / 249,207.28-343,901.65-141,775.01

Finding the Fourth Proportional to 249,207.28, 343,901.65 and 141,775.01

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Solution

The fourth proportional to 249,207.28, 343,901.65 and 141,775.01 is: 195,647.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,207.28 : 343,901.65 = 141,775.01 : x
  2. Step 2: Convert to fraction form
    249,207.28/343,901.65 = 141,775.01/x
  3. Step 3: Cross multiply
    249,207.28x = 343,901.65 × 141,775.01
  4. Step 4: Simplify right side
    249,207.28x = 48,756,659,349.28
  5. Step 5: Solve for x
    x = 48,756,659,349.28/249,207.28
  6. Step 6: Final answer
    x = 195,647.01

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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.