Home / 249,315.86-344,010.57-147,358.46

Finding the Fourth Proportional to 249,315.86, 344,010.57 and 147,358.46

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Solution

The fourth proportional to 249,315.86, 344,010.57 and 147,358.46 is: 203,327.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,315.86 : 344,010.57 = 147,358.46 : x
  2. Step 2: Convert to fraction form
    249,315.86/344,010.57 = 147,358.46/x
  3. Step 3: Cross multiply
    249,315.86x = 344,010.57 × 147,358.46
  4. Step 4: Simplify right side
    249,315.86x = 50,692,867,818.92
  5. Step 5: Solve for x
    x = 50,692,867,818.92/249,315.86
  6. Step 6: Final answer
    x = 203,327.89

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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.