Home / 117,706.01-162,430.91-66,723.45

Finding the Fourth Proportional to 117,706.01, 162,430.91 and 66,723.45

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Solution

The fourth proportional to 117,706.01, 162,430.91 and 66,723.45 is: 92,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,706.01 : 162,430.91 = 66,723.45 : x
  2. Step 2: Convert to fraction form
    117,706.01/162,430.91 = 66,723.45/x
  3. Step 3: Cross multiply
    117,706.01x = 162,430.91 × 66,723.45
  4. Step 4: Simplify right side
    117,706.01x = 10,837,950,368.22
  5. Step 5: Solve for x
    x = 10,837,950,368.22/117,706.01
  6. Step 6: Final answer
    x = 92,076.44

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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.