Home / 77,114.44-106,406.61-45,293.59

Finding the Fourth Proportional to 77,114.44, 106,406.61 and 45,293.59

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Solution

The fourth proportional to 77,114.44, 106,406.61 and 45,293.59 is: 62,498.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,114.44 : 106,406.61 = 45,293.59 : x
  2. Step 2: Convert to fraction form
    77,114.44/106,406.61 = 45,293.59/x
  3. Step 3: Cross multiply
    77,114.44x = 106,406.61 × 45,293.59
  4. Step 4: Simplify right side
    77,114.44x = 4,819,537,366.63
  5. Step 5: Solve for x
    x = 4,819,537,366.63/77,114.44
  6. Step 6: Final answer
    x = 62,498.51

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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.