Home / 183,732.72-253,578.88-112,154.40

Finding the Fourth Proportional to 183,732.72, 253,578.88 and 112,154.40

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Solution

The fourth proportional to 183,732.72, 253,578.88 and 112,154.40 is: 154,790.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,732.72 : 253,578.88 = 112,154.40 : x
  2. Step 2: Convert to fraction form
    183,732.72/253,578.88 = 112,154.40/x
  3. Step 3: Cross multiply
    183,732.72x = 253,578.88 × 112,154.40
  4. Step 4: Simplify right side
    183,732.72x = 28,439,987,139.07
  5. Step 5: Solve for x
    x = 28,439,987,139.07/183,732.72
  6. Step 6: Final answer
    x = 154,790.00

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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.