Home / 66,957.19-92,400.91-38,277.47

Finding the Fourth Proportional to 66,957.19, 92,400.91 and 38,277.47

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Solution

The fourth proportional to 66,957.19, 92,400.91 and 38,277.47 is: 52,822.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,957.19 : 92,400.91 = 38,277.47 : x
  2. Step 2: Convert to fraction form
    66,957.19/92,400.91 = 38,277.47/x
  3. Step 3: Cross multiply
    66,957.19x = 92,400.91 × 38,277.47
  4. Step 4: Simplify right side
    66,957.19x = 3,536,873,195.81
  5. Step 5: Solve for x
    x = 3,536,873,195.81/66,957.19
  6. Step 6: Final answer
    x = 52,822.91

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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.