Home / 237,918.15-328,344.30-157,205.70

Finding the Fourth Proportional to 237,918.15, 328,344.30 and 157,205.70

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Solution

The fourth proportional to 237,918.15, 328,344.30 and 157,205.70 is: 216,955.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,918.15 : 328,344.30 = 157,205.70 : x
  2. Step 2: Convert to fraction form
    237,918.15/328,344.30 = 157,205.70/x
  3. Step 3: Cross multiply
    237,918.15x = 328,344.30 × 157,205.70
  4. Step 4: Simplify right side
    237,918.15x = 51,617,595,522.51
  5. Step 5: Solve for x
    x = 51,617,595,522.51/237,918.15
  6. Step 6: Final answer
    x = 216,955.27

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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.