Home / 77,515.02-106,972.74-43,526.19

Finding the Fourth Proportional to 77,515.02, 106,972.74 and 43,526.19

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Solution

The fourth proportional to 77,515.02, 106,972.74 and 43,526.19 is: 60,067.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,515.02 : 106,972.74 = 43,526.19 : x
  2. Step 2: Convert to fraction form
    77,515.02/106,972.74 = 43,526.19/x
  3. Step 3: Cross multiply
    77,515.02x = 106,972.74 × 43,526.19
  4. Step 4: Simplify right side
    77,515.02x = 4,656,115,806.06
  5. Step 5: Solve for x
    x = 4,656,115,806.06/77,515.02
  6. Step 6: Final answer
    x = 60,067.27

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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.