Home / 52,827.06-72,901.19-28,628.70

Finding the Fourth Proportional to 52,827.06, 72,901.19 and 28,628.70

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Solution

The fourth proportional to 52,827.06, 72,901.19 and 28,628.70 is: 39,507.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,827.06 : 72,901.19 = 28,628.70 : x
  2. Step 2: Convert to fraction form
    52,827.06/72,901.19 = 28,628.70/x
  3. Step 3: Cross multiply
    52,827.06x = 72,901.19 × 28,628.70
  4. Step 4: Simplify right side
    52,827.06x = 2,087,066,298.15
  5. Step 5: Solve for x
    x = 2,087,066,298.15/52,827.06
  6. Step 6: Final answer
    x = 39,507.52

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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.