Home / 185,919.01-256,547.34-105,329.27

Finding the Fourth Proportional to 185,919.01, 256,547.34 and 105,329.27

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Solution

The fourth proportional to 185,919.01, 256,547.34 and 105,329.27 is: 145,342.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,919.01 : 256,547.34 = 105,329.27 : x
  2. Step 2: Convert to fraction form
    185,919.01/256,547.34 = 105,329.27/x
  3. Step 3: Cross multiply
    185,919.01x = 256,547.34 × 105,329.27
  4. Step 4: Simplify right side
    185,919.01x = 27,021,944,684.01
  5. Step 5: Solve for x
    x = 27,021,944,684.01/185,919.01
  6. Step 6: Final answer
    x = 145,342.56

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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.