Home / 48,187.51-66,512.21-28,048.28

Finding the Fourth Proportional to 48,187.51, 66,512.21 and 28,048.28

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Solution

The fourth proportional to 48,187.51, 66,512.21 and 28,048.28 is: 38,714.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,187.51 : 66,512.21 = 28,048.28 : x
  2. Step 2: Convert to fraction form
    48,187.51/66,512.21 = 28,048.28/x
  3. Step 3: Cross multiply
    48,187.51x = 66,512.21 × 28,048.28
  4. Step 4: Simplify right side
    48,187.51x = 1,865,552,616.70
  5. Step 5: Solve for x
    x = 1,865,552,616.70/48,187.51
  6. Step 6: Final answer
    x = 38,714.45

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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.