Home / 177,629.80-266,444.70-153,783.40

Finding the Fourth Proportional to 177,629.80, 266,444.70 and 153,783.40

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Solution

The fourth proportional to 177,629.80, 266,444.70 and 153,783.40 is: 230,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,629.80 : 266,444.70 = 153,783.40 : x
  2. Step 2: Convert to fraction form
    177,629.80/266,444.70 = 153,783.40/x
  3. Step 3: Cross multiply
    177,629.80x = 266,444.70 × 153,783.40
  4. Step 4: Simplify right side
    177,629.80x = 40,974,771,877.98
  5. Step 5: Solve for x
    x = 40,974,771,877.98/177,629.80
  6. Step 6: Final answer
    x = 230,675.10

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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.