Home / 117,924.12-162,695.74-70,150.32

Finding the Fourth Proportional to 117,924.12, 162,695.74 and 70,150.32

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Solution

The fourth proportional to 117,924.12, 162,695.74 and 70,150.32 is: 96,783.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,924.12 : 162,695.74 = 70,150.32 : x
  2. Step 2: Convert to fraction form
    117,924.12/162,695.74 = 70,150.32/x
  3. Step 3: Cross multiply
    117,924.12x = 162,695.74 × 70,150.32
  4. Step 4: Simplify right side
    117,924.12x = 11,413,158,223.64
  5. Step 5: Solve for x
    x = 11,413,158,223.64/117,924.12
  6. Step 6: Final answer
    x = 96,783.92

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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.