Home / 253,232.05-349,567.83-157,785.91

Finding the Fourth Proportional to 253,232.05, 349,567.83 and 157,785.91

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Solution

The fourth proportional to 253,232.05, 349,567.83 and 157,785.91 is: 217,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,232.05 : 349,567.83 = 157,785.91 : x
  2. Step 2: Convert to fraction form
    253,232.05/349,567.83 = 157,785.91/x
  3. Step 3: Cross multiply
    253,232.05x = 349,567.83 × 157,785.91
  4. Step 4: Simplify right side
    253,232.05x = 55,156,878,163.28
  5. Step 5: Solve for x
    x = 55,156,878,163.28/253,232.05
  6. Step 6: Final answer
    x = 217,811.60

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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.