Home / 160,315.23-240,505.65-55,120.53

Finding the Fourth Proportional to 160,315.23, 240,505.65 and 55,120.53

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Solution

The fourth proportional to 160,315.23, 240,505.65 and 55,120.53 is: 82,692.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,315.23 : 240,505.65 = 55,120.53 : x
  2. Step 2: Convert to fraction form
    160,315.23/240,505.65 = 55,120.53/x
  3. Step 3: Cross multiply
    160,315.23x = 240,505.65 × 55,120.53
  4. Step 4: Simplify right side
    160,315.23x = 13,256,798,895.99
  5. Step 5: Solve for x
    x = 13,256,798,895.99/160,315.23
  6. Step 6: Final answer
    x = 82,692.07

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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.