Home / 77,973.25-107,595.01-57,566.18

Finding the Fourth Proportional to 77,973.25, 107,595.01 and 57,566.18

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Solution

The fourth proportional to 77,973.25, 107,595.01 and 57,566.18 is: 79,435.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,973.25 : 107,595.01 = 57,566.18 : x
  2. Step 2: Convert to fraction form
    77,973.25/107,595.01 = 57,566.18/x
  3. Step 3: Cross multiply
    77,973.25x = 107,595.01 × 57,566.18
  4. Step 4: Simplify right side
    77,973.25x = 6,193,833,712.76
  5. Step 5: Solve for x
    x = 6,193,833,712.76/77,973.25
  6. Step 6: Final answer
    x = 79,435.37

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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.