Home / 48,128.58-66,415.55-26,616.90

Finding the Fourth Proportional to 48,128.58, 66,415.55 and 26,616.90

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Solution

The fourth proportional to 48,128.58, 66,415.55 and 26,616.90 is: 36,730.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,128.58 : 66,415.55 = 26,616.90 : x
  2. Step 2: Convert to fraction form
    48,128.58/66,415.55 = 26,616.90/x
  3. Step 3: Cross multiply
    48,128.58x = 66,415.55 × 26,616.90
  4. Step 4: Simplify right side
    48,128.58x = 1,767,776,168.77
  5. Step 5: Solve for x
    x = 1,767,776,168.77/48,128.58
  6. Step 6: Final answer
    x = 36,730.28

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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.