Home / 65,963.23-91,024.75-42,087.26

Finding the Fourth Proportional to 65,963.23, 91,024.75 and 42,087.26

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Solution

The fourth proportional to 65,963.23, 91,024.75 and 42,087.26 is: 58,077.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,963.23 : 91,024.75 = 42,087.26 : x
  2. Step 2: Convert to fraction form
    65,963.23/91,024.75 = 42,087.26/x
  3. Step 3: Cross multiply
    65,963.23x = 91,024.75 × 42,087.26
  4. Step 4: Simplify right side
    65,963.23x = 3,830,982,319.69
  5. Step 5: Solve for x
    x = 3,830,982,319.69/65,963.23
  6. Step 6: Final answer
    x = 58,077.54

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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.