Home / 112,763.64-169,171.08-37,878.04

Finding the Fourth Proportional to 112,763.64, 169,171.08 and 37,878.04

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Solution

The fourth proportional to 112,763.64, 169,171.08 and 37,878.04 is: 56,825.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,763.64 : 169,171.08 = 37,878.04 : x
  2. Step 2: Convert to fraction form
    112,763.64/169,171.08 = 37,878.04/x
  3. Step 3: Cross multiply
    112,763.64x = 169,171.08 × 37,878.04
  4. Step 4: Simplify right side
    112,763.64x = 6,407,868,935.08
  5. Step 5: Solve for x
    x = 6,407,868,935.08/112,763.64
  6. Step 6: Final answer
    x = 56,825.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.