Home / 249,430.20-374,145.30-230,184.60

Finding the Fourth Proportional to 249,430.20, 374,145.30 and 230,184.60

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Solution

The fourth proportional to 249,430.20, 374,145.30 and 230,184.60 is: 345,276.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,430.20 : 374,145.30 = 230,184.60 : x
  2. Step 2: Convert to fraction form
    249,430.20/374,145.30 = 230,184.60/x
  3. Step 3: Cross multiply
    249,430.20x = 374,145.30 × 230,184.60
  4. Step 4: Simplify right side
    249,430.20x = 86,122,486,222.38
  5. Step 5: Solve for x
    x = 86,122,486,222.38/249,430.20
  6. Step 6: Final answer
    x = 345,276.90

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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.