Home / 249,116.80-373,602.30-89,174.20

Finding the Fourth Proportional to 249,116.80, 373,602.30 and 89,174.20

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Solution

The fourth proportional to 249,116.80, 373,602.30 and 89,174.20 is: 133,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,116.80 : 373,602.30 = 89,174.20 : x
  2. Step 2: Convert to fraction form
    249,116.80/373,602.30 = 89,174.20/x
  3. Step 3: Cross multiply
    249,116.80x = 373,602.30 × 89,174.20
  4. Step 4: Simplify right side
    249,116.80x = 33,315,686,220.66
  5. Step 5: Solve for x
    x = 33,315,686,220.66/249,116.80
  6. Step 6: Final answer
    x = 133,735.20

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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.