Home / 77,172.76-106,503.56-43,184.24

Finding the Fourth Proportional to 77,172.76, 106,503.56 and 43,184.24

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Solution

The fourth proportional to 77,172.76, 106,503.56 and 43,184.24 is: 59,597.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,172.76 : 106,503.56 = 43,184.24 : x
  2. Step 2: Convert to fraction form
    77,172.76/106,503.56 = 43,184.24/x
  3. Step 3: Cross multiply
    77,172.76x = 106,503.56 × 43,184.24
  4. Step 4: Simplify right side
    77,172.76x = 4,599,275,295.89
  5. Step 5: Solve for x
    x = 4,599,275,295.89/77,172.76
  6. Step 6: Final answer
    x = 59,597.13

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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.