Home / 177,931.96-245,538.90-106,351.48

Finding the Fourth Proportional to 177,931.96, 245,538.90 and 106,351.48

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Solution

The fourth proportional to 177,931.96, 245,538.90 and 106,351.48 is: 146,760.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,931.96 : 245,538.90 = 106,351.48 : x
  2. Step 2: Convert to fraction form
    177,931.96/245,538.90 = 106,351.48/x
  3. Step 3: Cross multiply
    177,931.96x = 245,538.90 × 106,351.48
  4. Step 4: Simplify right side
    177,931.96x = 26,113,425,412.57
  5. Step 5: Solve for x
    x = 26,113,425,412.57/177,931.96
  6. Step 6: Final answer
    x = 146,760.74

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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.