Home / 106,948.62-147,585.78-61,625.34

Finding the Fourth Proportional to 106,948.62, 147,585.78 and 61,625.34

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Solution

The fourth proportional to 106,948.62, 147,585.78 and 61,625.34 is: 85,041.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,948.62 : 147,585.78 = 61,625.34 : x
  2. Step 2: Convert to fraction form
    106,948.62/147,585.78 = 61,625.34/x
  3. Step 3: Cross multiply
    106,948.62x = 147,585.78 × 61,625.34
  4. Step 4: Simplify right side
    106,948.62x = 9,095,023,871.67
  5. Step 5: Solve for x
    x = 9,095,023,871.67/106,948.62
  6. Step 6: Final answer
    x = 85,041.06

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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.