Home / 291,727.55-402,583.41-157,591.55

Finding the Fourth Proportional to 291,727.55, 402,583.41 and 157,591.55

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Solution

The fourth proportional to 291,727.55, 402,583.41 and 157,591.55 is: 217,476.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,727.55 : 402,583.41 = 157,591.55 : x
  2. Step 2: Convert to fraction form
    291,727.55/402,583.41 = 157,591.55/x
  3. Step 3: Cross multiply
    291,727.55x = 402,583.41 × 157,591.55
  4. Step 4: Simplify right side
    291,727.55x = 63,443,743,586.19
  5. Step 5: Solve for x
    x = 63,443,743,586.19/291,727.55
  6. Step 6: Final answer
    x = 217,476.01

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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.