Home / 42,986.21-59,320.93-25,077.74

Finding the Fourth Proportional to 42,986.21, 59,320.93 and 25,077.74

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Solution

The fourth proportional to 42,986.21, 59,320.93 and 25,077.74 is: 34,607.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,986.21 : 59,320.93 = 25,077.74 : x
  2. Step 2: Convert to fraction form
    42,986.21/59,320.93 = 25,077.74/x
  3. Step 3: Cross multiply
    42,986.21x = 59,320.93 × 25,077.74
  4. Step 4: Simplify right side
    42,986.21x = 1,487,634,944.71
  5. Step 5: Solve for x
    x = 1,487,634,944.71/42,986.21
  6. Step 6: Final answer
    x = 34,607.26

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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.