Home / 177,690.76-245,206.60-97,117.64

Finding the Fourth Proportional to 177,690.76, 245,206.60 and 97,117.64

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Solution

The fourth proportional to 177,690.76, 245,206.60 and 97,117.64 is: 134,018.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,690.76 : 245,206.60 = 97,117.64 : x
  2. Step 2: Convert to fraction form
    177,690.76/245,206.60 = 97,117.64/x
  3. Step 3: Cross multiply
    177,690.76x = 245,206.60 × 97,117.64
  4. Step 4: Simplify right side
    177,690.76x = 23,813,886,304.42
  5. Step 5: Solve for x
    x = 23,813,886,304.42/177,690.76
  6. Step 6: Final answer
    x = 134,018.71

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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.