Home / 106,782.54-147,348.63-59,028.18

Finding the Fourth Proportional to 106,782.54, 147,348.63 and 59,028.18

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Solution

The fourth proportional to 106,782.54, 147,348.63 and 59,028.18 is: 81,452.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,782.54 : 147,348.63 = 59,028.18 : x
  2. Step 2: Convert to fraction form
    106,782.54/147,348.63 = 59,028.18/x
  3. Step 3: Cross multiply
    106,782.54x = 147,348.63 × 59,028.18
  4. Step 4: Simplify right side
    106,782.54x = 8,697,721,454.39
  5. Step 5: Solve for x
    x = 8,697,721,454.39/106,782.54
  6. Step 6: Final answer
    x = 81,452.66

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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.