Home / 124,948.34-172,431.24-68,360.93

Finding the Fourth Proportional to 124,948.34, 172,431.24 and 68,360.93

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Solution

The fourth proportional to 124,948.34, 172,431.24 and 68,360.93 is: 94,339.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,948.34 : 172,431.24 = 68,360.93 : x
  2. Step 2: Convert to fraction form
    124,948.34/172,431.24 = 68,360.93/x
  3. Step 3: Cross multiply
    124,948.34x = 172,431.24 × 68,360.93
  4. Step 4: Simplify right side
    124,948.34x = 11,787,559,927.45
  5. Step 5: Solve for x
    x = 11,787,559,927.45/124,948.34
  6. Step 6: Final answer
    x = 94,339.47

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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.