Home / 52,828.96-72,904.94-28,955.46

Finding the Fourth Proportional to 52,828.96, 72,904.94 and 28,955.46

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Solution

The fourth proportional to 52,828.96, 72,904.94 and 28,955.46 is: 39,959.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,828.96 : 72,904.94 = 28,955.46 : x
  2. Step 2: Convert to fraction form
    52,828.96/72,904.94 = 28,955.46/x
  3. Step 3: Cross multiply
    52,828.96x = 72,904.94 × 28,955.46
  4. Step 4: Simplify right side
    52,828.96x = 2,110,996,073.97
  5. Step 5: Solve for x
    x = 2,110,996,073.97/52,828.96
  6. Step 6: Final answer
    x = 39,959.07

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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.