Home / 70,297.06-97,005.13-40,083.66

Finding the Fourth Proportional to 70,297.06, 97,005.13 and 40,083.66

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Solution

The fourth proportional to 70,297.06, 97,005.13 and 40,083.66 is: 55,312.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,297.06 : 97,005.13 = 40,083.66 : x
  2. Step 2: Convert to fraction form
    70,297.06/97,005.13 = 40,083.66/x
  3. Step 3: Cross multiply
    70,297.06x = 97,005.13 × 40,083.66
  4. Step 4: Simplify right side
    70,297.06x = 3,888,319,963.73
  5. Step 5: Solve for x
    x = 3,888,319,963.73/70,297.06
  6. Step 6: Final answer
    x = 55,312.70

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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.