Home / 249,094.40-373,231.20-143,729.60

Finding the Fourth Proportional to 249,094.40, 373,231.20 and 143,729.60

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Solution

The fourth proportional to 249,094.40, 373,231.20 and 143,729.60 is: 215,357.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,094.40 : 373,231.20 = 143,729.60 : x
  2. Step 2: Convert to fraction form
    249,094.40/373,231.20 = 143,729.60/x
  3. Step 3: Cross multiply
    249,094.40x = 373,231.20 × 143,729.60
  4. Step 4: Simplify right side
    249,094.40x = 53,644,371,083.52
  5. Step 5: Solve for x
    x = 53,644,371,083.52/249,094.40
  6. Step 6: Final answer
    x = 215,357.60

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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.