Home / 249,690.56-344,603.16-140,815.60

Finding the Fourth Proportional to 249,690.56, 344,603.16 and 140,815.60

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Solution

The fourth proportional to 249,690.56, 344,603.16 and 140,815.60 is: 194,342.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,690.56 : 344,603.16 = 140,815.60 : x
  2. Step 2: Convert to fraction form
    249,690.56/344,603.16 = 140,815.60/x
  3. Step 3: Cross multiply
    249,690.56x = 344,603.16 × 140,815.60
  4. Step 4: Simplify right side
    249,690.56x = 48,525,500,737.30
  5. Step 5: Solve for x
    x = 48,525,500,737.30/249,690.56
  6. Step 6: Final answer
    x = 194,342.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.