Home / 134,828.20-202,315.20-55,950.40

Finding the Fourth Proportional to 134,828.20, 202,315.20 and 55,950.40

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Solution

The fourth proportional to 134,828.20, 202,315.20 and 55,950.40 is: 83,955.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,828.20 : 202,315.20 = 55,950.40 : x
  2. Step 2: Convert to fraction form
    134,828.20/202,315.20 = 55,950.40/x
  3. Step 3: Cross multiply
    134,828.20x = 202,315.20 × 55,950.40
  4. Step 4: Simplify right side
    134,828.20x = 11,319,616,366.08
  5. Step 5: Solve for x
    x = 11,319,616,366.08/134,828.20
  6. Step 6: Final answer
    x = 83,955.85

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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.