Home / 52,476.49-72,418.40-28,603.18

Finding the Fourth Proportional to 52,476.49, 72,418.40 and 28,603.18

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Solution

The fourth proportional to 52,476.49, 72,418.40 and 28,603.18 is: 39,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,476.49 : 72,418.40 = 28,603.18 : x
  2. Step 2: Convert to fraction form
    52,476.49/72,418.40 = 28,603.18/x
  3. Step 3: Cross multiply
    52,476.49x = 72,418.40 × 28,603.18
  4. Step 4: Simplify right side
    52,476.49x = 2,071,396,530.51
  5. Step 5: Solve for x
    x = 2,071,396,530.51/52,476.49
  6. Step 6: Final answer
    x = 39,472.85

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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.