Home / 249,370.17-344,155.61-148,768.17

Finding the Fourth Proportional to 249,370.17, 344,155.61 and 148,768.17

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Solution

The fourth proportional to 249,370.17, 344,155.61 and 148,768.17 is: 205,314.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,370.17 : 344,155.61 = 148,768.17 : x
  2. Step 2: Convert to fraction form
    249,370.17/344,155.61 = 148,768.17/x
  3. Step 3: Cross multiply
    249,370.17x = 344,155.61 × 148,768.17
  4. Step 4: Simplify right side
    249,370.17x = 51,199,399,551.09
  5. Step 5: Solve for x
    x = 51,199,399,551.09/249,370.17
  6. Step 6: Final answer
    x = 205,314.85

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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.