Home / 177,782.14-266,673.47-72,601.11

Finding the Fourth Proportional to 177,782.14, 266,673.47 and 72,601.11

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Solution

The fourth proportional to 177,782.14, 266,673.47 and 72,601.11 is: 108,901.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,782.14 : 266,673.47 = 72,601.11 : x
  2. Step 2: Convert to fraction form
    177,782.14/266,673.47 = 72,601.11/x
  3. Step 3: Cross multiply
    177,782.14x = 266,673.47 × 72,601.11
  4. Step 4: Simplify right side
    177,782.14x = 19,360,789,953.82
  5. Step 5: Solve for x
    x = 19,360,789,953.82/177,782.14
  6. Step 6: Final answer
    x = 108,901.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.