Home / 66,277.36-91,461.58-36,061.66

Finding the Fourth Proportional to 66,277.36, 91,461.58 and 36,061.66

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Solution

The fourth proportional to 66,277.36, 91,461.58 and 36,061.66 is: 49,764.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,277.36 : 91,461.58 = 36,061.66 : x
  2. Step 2: Convert to fraction form
    66,277.36/91,461.58 = 36,061.66/x
  3. Step 3: Cross multiply
    66,277.36x = 91,461.58 × 36,061.66
  4. Step 4: Simplify right side
    66,277.36x = 3,298,256,401.02
  5. Step 5: Solve for x
    x = 3,298,256,401.02/66,277.36
  6. Step 6: Final answer
    x = 49,764.45

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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.