Home / 113,678.37-170,480.57-53,697.53

Finding the Fourth Proportional to 113,678.37, 170,480.57 and 53,697.53

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Solution

The fourth proportional to 113,678.37, 170,480.57 and 53,697.53 is: 80,528.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,678.37 : 170,480.57 = 53,697.53 : x
  2. Step 2: Convert to fraction form
    113,678.37/170,480.57 = 53,697.53/x
  3. Step 3: Cross multiply
    113,678.37x = 170,480.57 × 53,697.53
  4. Step 4: Simplify right side
    113,678.37x = 9,154,385,679.71
  5. Step 5: Solve for x
    x = 9,154,385,679.71/113,678.37
  6. Step 6: Final answer
    x = 80,528.83

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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.