Home / 117,574.83-162,250.94-66,586.74

Finding the Fourth Proportional to 117,574.83, 162,250.94 and 66,586.74

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Solution

The fourth proportional to 117,574.83, 162,250.94 and 66,586.74 is: 91,888.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,574.83 : 162,250.94 = 66,586.74 : x
  2. Step 2: Convert to fraction form
    117,574.83/162,250.94 = 66,586.74/x
  3. Step 3: Cross multiply
    117,574.83x = 162,250.94 × 66,586.74
  4. Step 4: Simplify right side
    117,574.83x = 10,803,760,823.60
  5. Step 5: Solve for x
    x = 10,803,760,823.60/117,574.83
  6. Step 6: Final answer
    x = 91,888.38

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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.