Home / 37,869.35-52,240.48-28,901.28

Finding the Fourth Proportional to 37,869.35, 52,240.48 and 28,901.28

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Solution

The fourth proportional to 37,869.35, 52,240.48 and 28,901.28 is: 39,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,869.35 : 52,240.48 = 28,901.28 : x
  2. Step 2: Convert to fraction form
    37,869.35/52,240.48 = 28,901.28/x
  3. Step 3: Cross multiply
    37,869.35x = 52,240.48 × 28,901.28
  4. Step 4: Simplify right side
    37,869.35x = 1,509,816,838.46
  5. Step 5: Solve for x
    x = 1,509,816,838.46/37,869.35
  6. Step 6: Final answer
    x = 39,869.10

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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.