Home / 118,587.32-163,736.08-73,327.36

Finding the Fourth Proportional to 118,587.32, 163,736.08 and 73,327.36

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Solution

The fourth proportional to 118,587.32, 163,736.08 and 73,327.36 is: 101,244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,587.32 : 163,736.08 = 73,327.36 : x
  2. Step 2: Convert to fraction form
    118,587.32/163,736.08 = 73,327.36/x
  3. Step 3: Cross multiply
    118,587.32x = 163,736.08 × 73,327.36
  4. Step 4: Simplify right side
    118,587.32x = 12,006,334,483.15
  5. Step 5: Solve for x
    x = 12,006,334,483.15/118,587.32
  6. Step 6: Final answer
    x = 101,244.67

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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.