Home / 249,624.18-344,441.12-142,196.30

Finding the Fourth Proportional to 249,624.18, 344,441.12 and 142,196.30

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Solution

The fourth proportional to 249,624.18, 344,441.12 and 142,196.30 is: 196,207.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,624.18 : 344,441.12 = 142,196.30 : x
  2. Step 2: Convert to fraction form
    249,624.18/344,441.12 = 142,196.30/x
  3. Step 3: Cross multiply
    249,624.18x = 344,441.12 × 142,196.30
  4. Step 4: Simplify right side
    249,624.18x = 48,978,252,831.86
  5. Step 5: Solve for x
    x = 48,978,252,831.86/249,624.18
  6. Step 6: Final answer
    x = 196,207.97

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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.