Home / 177,572.09-245,045.46-96,999.98

Finding the Fourth Proportional to 177,572.09, 245,045.46 and 96,999.98

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Solution

The fourth proportional to 177,572.09, 245,045.46 and 96,999.98 is: 133,857.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,572.09 : 245,045.46 = 96,999.98 : x
  2. Step 2: Convert to fraction form
    177,572.09/245,045.46 = 96,999.98/x
  3. Step 3: Cross multiply
    177,572.09x = 245,045.46 × 96,999.98
  4. Step 4: Simplify right side
    177,572.09x = 23,769,403,008.86
  5. Step 5: Solve for x
    x = 23,769,403,008.86/177,572.09
  6. Step 6: Final answer
    x = 133,857.76

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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.