Home / 185,775.91-256,477.02-122,298.23

Finding the Fourth Proportional to 185,775.91, 256,477.02 and 122,298.23

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Solution

The fourth proportional to 185,775.91, 256,477.02 and 122,298.23 is: 168,841.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,775.91 : 256,477.02 = 122,298.23 : x
  2. Step 2: Convert to fraction form
    185,775.91/256,477.02 = 122,298.23/x
  3. Step 3: Cross multiply
    185,775.91x = 256,477.02 × 122,298.23
  4. Step 4: Simplify right side
    185,775.91x = 31,366,685,581.67
  5. Step 5: Solve for x
    x = 31,366,685,581.67/185,775.91
  6. Step 6: Final answer
    x = 168,841.51

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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.