Home / 185,268.48-255,500.16-124,888.32

Finding the Fourth Proportional to 185,268.48, 255,500.16 and 124,888.32

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Solution

The fourth proportional to 185,268.48, 255,500.16 and 124,888.32 is: 172,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,268.48 : 255,500.16 = 124,888.32 : x
  2. Step 2: Convert to fraction form
    185,268.48/255,500.16 = 124,888.32/x
  3. Step 3: Cross multiply
    185,268.48x = 255,500.16 × 124,888.32
  4. Step 4: Simplify right side
    185,268.48x = 31,908,985,742.13
  5. Step 5: Solve for x
    x = 31,908,985,742.13/185,268.48
  6. Step 6: Final answer
    x = 172,231.05

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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.