Home / 243,618.04-336,197.32-136,176.52

Finding the Fourth Proportional to 243,618.04, 336,197.32 and 136,176.52

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Solution

The fourth proportional to 243,618.04, 336,197.32 and 136,176.52 is: 187,926.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,618.04 : 336,197.32 = 136,176.52 : x
  2. Step 2: Convert to fraction form
    243,618.04/336,197.32 = 136,176.52/x
  3. Step 3: Cross multiply
    243,618.04x = 336,197.32 × 136,176.52
  4. Step 4: Simplify right side
    243,618.04x = 45,782,181,070.93
  5. Step 5: Solve for x
    x = 45,782,181,070.93/243,618.04
  6. Step 6: Final answer
    x = 187,926.07

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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.