Home / 98,669.61-136,165.56-56,227.23

Finding the Fourth Proportional to 98,669.61, 136,165.56 and 56,227.23

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Solution

The fourth proportional to 98,669.61, 136,165.56 and 56,227.23 is: 77,594.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,669.61 : 136,165.56 = 56,227.23 : x
  2. Step 2: Convert to fraction form
    98,669.61/136,165.56 = 56,227.23/x
  3. Step 3: Cross multiply
    98,669.61x = 136,165.56 × 56,227.23
  4. Step 4: Simplify right side
    98,669.61x = 7,656,212,260.20
  5. Step 5: Solve for x
    x = 7,656,212,260.20/98,669.61
  6. Step 6: Final answer
    x = 77,594.43

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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.