Home / 249,747.10-374,620.65-165,766.30

Finding the Fourth Proportional to 249,747.10, 374,620.65 and 165,766.30

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Solution

The fourth proportional to 249,747.10, 374,620.65 and 165,766.30 is: 248,649.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,747.10 : 374,620.65 = 165,766.30 : x
  2. Step 2: Convert to fraction form
    249,747.10/374,620.65 = 165,766.30/x
  3. Step 3: Cross multiply
    249,747.10x = 374,620.65 × 165,766.30
  4. Step 4: Simplify right side
    249,747.10x = 62,099,479,054.10
  5. Step 5: Solve for x
    x = 62,099,479,054.10/249,747.10
  6. Step 6: Final answer
    x = 248,649.45

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1.5x scale

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.