Home / 38,068.29-52,530.95-21,072.56

Finding the Fourth Proportional to 38,068.29, 52,530.95 and 21,072.56

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Solution

The fourth proportional to 38,068.29, 52,530.95 and 21,072.56 is: 29,078.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,068.29 : 52,530.95 = 21,072.56 : x
  2. Step 2: Convert to fraction form
    38,068.29/52,530.95 = 21,072.56/x
  3. Step 3: Cross multiply
    38,068.29x = 52,530.95 × 21,072.56
  4. Step 4: Simplify right side
    38,068.29x = 1,106,961,385.76
  5. Step 5: Solve for x
    x = 1,106,961,385.76/38,068.29
  6. Step 6: Final answer
    x = 29,078.31

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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.