Home / 249,718.02-374,567.10-137,620.50

Finding the Fourth Proportional to 249,718.02, 374,567.10 and 137,620.50

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Solution

The fourth proportional to 249,718.02, 374,567.10 and 137,620.50 is: 206,425.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,718.02 : 374,567.10 = 137,620.50 : x
  2. Step 2: Convert to fraction form
    249,718.02/374,567.10 = 137,620.50/x
  3. Step 3: Cross multiply
    249,718.02x = 374,567.10 × 137,620.50
  4. Step 4: Simplify right side
    249,718.02x = 51,548,111,585.55
  5. Step 5: Solve for x
    x = 51,548,111,585.55/249,718.02
  6. Step 6: Final answer
    x = 206,425.28

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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.