Home / 177,869.60-245,522.60-109,938.68

Finding the Fourth Proportional to 177,869.60, 245,522.60 and 109,938.68

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Solution

The fourth proportional to 177,869.60, 245,522.60 and 109,938.68 is: 151,754.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,869.60 : 245,522.60 = 109,938.68 : x
  2. Step 2: Convert to fraction form
    177,869.60/245,522.60 = 109,938.68/x
  3. Step 3: Cross multiply
    177,869.60x = 245,522.60 × 109,938.68
  4. Step 4: Simplify right side
    177,869.60x = 26,992,430,554.17
  5. Step 5: Solve for x
    x = 26,992,430,554.17/177,869.60
  6. Step 6: Final answer
    x = 151,754.04

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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.