Home / 77,574.26-107,057.05-58,420.25

Finding the Fourth Proportional to 77,574.26, 107,057.05 and 58,420.25

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Solution

The fourth proportional to 77,574.26, 107,057.05 and 58,420.25 is: 80,623.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,574.26 : 107,057.05 = 58,420.25 : x
  2. Step 2: Convert to fraction form
    77,574.26/107,057.05 = 58,420.25/x
  3. Step 3: Cross multiply
    77,574.26x = 107,057.05 × 58,420.25
  4. Step 4: Simplify right side
    77,574.26x = 6,254,298,943.93
  5. Step 5: Solve for x
    x = 6,254,298,943.93/77,574.26
  6. Step 6: Final answer
    x = 80,623.37

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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.