Home / 177,923.67-266,984.04-72,816.45

Finding the Fourth Proportional to 177,923.67, 266,984.04 and 72,816.45

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Solution

The fourth proportional to 177,923.67, 266,984.04 and 72,816.45 is: 109,265.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,923.67 : 266,984.04 = 72,816.45 : x
  2. Step 2: Convert to fraction form
    177,923.67/266,984.04 = 72,816.45/x
  3. Step 3: Cross multiply
    177,923.67x = 266,984.04 × 72,816.45
  4. Step 4: Simplify right side
    177,923.67x = 19,440,829,999.46
  5. Step 5: Solve for x
    x = 19,440,829,999.46/177,923.67
  6. Step 6: Final answer
    x = 109,265.00

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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.