Home / 77,023.80-106,291.64-43,032.76

Finding the Fourth Proportional to 77,023.80, 106,291.64 and 43,032.76

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Solution

The fourth proportional to 77,023.80, 106,291.64 and 43,032.76 is: 59,384.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,023.80 : 106,291.64 = 43,032.76 : x
  2. Step 2: Convert to fraction form
    77,023.80/106,291.64 = 43,032.76/x
  3. Step 3: Cross multiply
    77,023.80x = 106,291.64 × 43,032.76
  4. Step 4: Simplify right side
    77,023.80x = 4,574,022,634.13
  5. Step 5: Solve for x
    x = 4,574,022,634.13/77,023.80
  6. Step 6: Final answer
    x = 59,384.54

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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.