Home / 176,359.16-264,357.55-69,699.78

Finding the Fourth Proportional to 176,359.16, 264,357.55 and 69,699.78

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Solution

The fourth proportional to 176,359.16, 264,357.55 and 69,699.78 is: 104,478.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,359.16 : 264,357.55 = 69,699.78 : x
  2. Step 2: Convert to fraction form
    176,359.16/264,357.55 = 69,699.78/x
  3. Step 3: Cross multiply
    176,359.16x = 264,357.55 × 69,699.78
  4. Step 4: Simplify right side
    176,359.16x = 18,425,663,076.34
  5. Step 5: Solve for x
    x = 18,425,663,076.34/176,359.16
  6. Step 6: Final answer
    x = 104,478.06

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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.