Home / 124,948.84-172,433.54-68,360.24

Finding the Fourth Proportional to 124,948.84, 172,433.54 and 68,360.24

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Solution

The fourth proportional to 124,948.84, 172,433.54 and 68,360.24 is: 94,339.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,948.84 : 172,433.54 = 68,360.24 : x
  2. Step 2: Convert to fraction form
    124,948.84/172,433.54 = 68,360.24/x
  3. Step 3: Cross multiply
    124,948.84x = 172,433.54 × 68,360.24
  4. Step 4: Simplify right side
    124,948.84x = 11,787,598,178.45
  5. Step 5: Solve for x
    x = 11,787,598,178.45/124,948.84
  6. Step 6: Final answer
    x = 94,339.40

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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.