Home / 113,368.40-170,052.60-51,160.40

Finding the Fourth Proportional to 113,368.40, 170,052.60 and 51,160.40

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Solution

The fourth proportional to 113,368.40, 170,052.60 and 51,160.40 is: 76,740.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,368.40 : 170,052.60 = 51,160.40 : x
  2. Step 2: Convert to fraction form
    113,368.40/170,052.60 = 51,160.40/x
  3. Step 3: Cross multiply
    113,368.40x = 170,052.60 × 51,160.40
  4. Step 4: Simplify right side
    113,368.40x = 8,699,959,037.04
  5. Step 5: Solve for x
    x = 8,699,959,037.04/113,368.40
  6. Step 6: Final answer
    x = 76,740.60

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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.