Home / 117,682.19-162,402.51-63,967.34

Finding the Fourth Proportional to 117,682.19, 162,402.51 and 63,967.34

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Solution

The fourth proportional to 117,682.19, 162,402.51 and 63,967.34 is: 88,275.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,682.19 : 162,402.51 = 63,967.34 : x
  2. Step 2: Convert to fraction form
    117,682.19/162,402.51 = 63,967.34/x
  3. Step 3: Cross multiply
    117,682.19x = 162,402.51 × 63,967.34
  4. Step 4: Simplify right side
    117,682.19x = 10,388,455,762.01
  5. Step 5: Solve for x
    x = 10,388,455,762.01/117,682.19
  6. Step 6: Final answer
    x = 88,275.52

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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.