Home / 249,117.30-373,420.80-122,562.90

Finding the Fourth Proportional to 249,117.30, 373,420.80 and 122,562.90

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Solution

The fourth proportional to 249,117.30, 373,420.80 and 122,562.90 is: 183,718.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,117.30 : 373,420.80 = 122,562.90 : x
  2. Step 2: Convert to fraction form
    249,117.30/373,420.80 = 122,562.90/x
  3. Step 3: Cross multiply
    249,117.30x = 373,420.80 × 122,562.90
  4. Step 4: Simplify right side
    249,117.30x = 45,767,536,168.32
  5. Step 5: Solve for x
    x = 45,767,536,168.32/249,117.30
  6. Step 6: Final answer
    x = 183,718.82

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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.