Home / 124,853.08-172,297.50-68,268.10

Finding the Fourth Proportional to 124,853.08, 172,297.50 and 68,268.10

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Solution

The fourth proportional to 124,853.08, 172,297.50 and 68,268.10 is: 94,210.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,853.08 : 172,297.50 = 68,268.10 : x
  2. Step 2: Convert to fraction form
    124,853.08/172,297.50 = 68,268.10/x
  3. Step 3: Cross multiply
    124,853.08x = 172,297.50 × 68,268.10
  4. Step 4: Simplify right side
    124,853.08x = 11,762,422,959.75
  5. Step 5: Solve for x
    x = 11,762,422,959.75/124,853.08
  6. Step 6: Final answer
    x = 94,210.11

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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.