Home / 98,264.57-135,605.55-55,825.43

Finding the Fourth Proportional to 98,264.57, 135,605.55 and 55,825.43

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Solution

The fourth proportional to 98,264.57, 135,605.55 and 55,825.43 is: 77,039.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,264.57 : 135,605.55 = 55,825.43 : x
  2. Step 2: Convert to fraction form
    98,264.57/135,605.55 = 55,825.43/x
  3. Step 3: Cross multiply
    98,264.57x = 135,605.55 × 55,825.43
  4. Step 4: Simplify right side
    98,264.57x = 7,570,237,461.11
  5. Step 5: Solve for x
    x = 7,570,237,461.11/98,264.57
  6. Step 6: Final answer
    x = 77,039.34

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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.