Home / 193,248.81-266,560.56-139,612.59

Finding the Fourth Proportional to 193,248.81, 266,560.56 and 139,612.59

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Solution

The fourth proportional to 193,248.81, 266,560.56 and 139,612.59 is: 192,576.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,248.81 : 266,560.56 = 139,612.59 : x
  2. Step 2: Convert to fraction form
    193,248.81/266,560.56 = 139,612.59/x
  3. Step 3: Cross multiply
    193,248.81x = 266,560.56 × 139,612.59
  4. Step 4: Simplify right side
    193,248.81x = 37,215,210,173.45
  5. Step 5: Solve for x
    x = 37,215,210,173.45/193,248.81
  6. Step 6: Final answer
    x = 192,576.66

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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.