Home / 77,037.84-106,301.76-43,042.14

Finding the Fourth Proportional to 77,037.84, 106,301.76 and 43,042.14

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Solution

The fourth proportional to 77,037.84, 106,301.76 and 43,042.14 is: 59,392.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,037.84 : 106,301.76 = 43,042.14 : x
  2. Step 2: Convert to fraction form
    77,037.84/106,301.76 = 43,042.14/x
  3. Step 3: Cross multiply
    77,037.84x = 106,301.76 × 43,042.14
  4. Step 4: Simplify right side
    77,037.84x = 4,575,455,236.17
  5. Step 5: Solve for x
    x = 4,575,455,236.17/77,037.84
  6. Step 6: Final answer
    x = 59,392.31

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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.