Home / 52,700.04-72,725.11-28,826.51

Finding the Fourth Proportional to 52,700.04, 72,725.11 and 28,826.51

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Solution

The fourth proportional to 52,700.04, 72,725.11 and 28,826.51 is: 39,780.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,700.04 : 72,725.11 = 28,826.51 : x
  2. Step 2: Convert to fraction form
    52,700.04/72,725.11 = 28,826.51/x
  3. Step 3: Cross multiply
    52,700.04x = 72,725.11 × 28,826.51
  4. Step 4: Simplify right side
    52,700.04x = 2,096,410,674.97
  5. Step 5: Solve for x
    x = 2,096,410,674.97/52,700.04
  6. Step 6: Final answer
    x = 39,780.06

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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.