Home / 249,570.32-344,412.24-140,708.72

Finding the Fourth Proportional to 249,570.32, 344,412.24 and 140,708.72

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Solution

The fourth proportional to 249,570.32, 344,412.24 and 140,708.72 is: 194,180.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,570.32 : 344,412.24 = 140,708.72 : x
  2. Step 2: Convert to fraction form
    249,570.32/344,412.24 = 140,708.72/x
  3. Step 3: Cross multiply
    249,570.32x = 344,412.24 × 140,708.72
  4. Step 4: Simplify right side
    249,570.32x = 48,461,805,442.73
  5. Step 5: Solve for x
    x = 48,461,805,442.73/249,570.32
  6. Step 6: Final answer
    x = 194,180.96

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1.5x scale

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.