Home / 249,947.20-374,629.20-100,113.40

Finding the Fourth Proportional to 249,947.20, 374,629.20 and 100,113.40

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Solution

The fourth proportional to 249,947.20, 374,629.20 and 100,113.40 is: 150,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,947.20 : 374,629.20 = 100,113.40 : x
  2. Step 2: Convert to fraction form
    249,947.20/374,629.20 = 100,113.40/x
  3. Step 3: Cross multiply
    249,947.20x = 374,629.20 × 100,113.40
  4. Step 4: Simplify right side
    249,947.20x = 37,505,402,951.28
  5. Step 5: Solve for x
    x = 37,505,402,951.28/249,947.20
  6. Step 6: Final answer
    x = 150,053.30

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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.