Home / 112,070.01-154,656.67-63,672.02

Finding the Fourth Proportional to 112,070.01, 154,656.67 and 63,672.02

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Solution

The fourth proportional to 112,070.01, 154,656.67 and 63,672.02 is: 87,867.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,070.01 : 154,656.67 = 63,672.02 : x
  2. Step 2: Convert to fraction form
    112,070.01/154,656.67 = 63,672.02/x
  3. Step 3: Cross multiply
    112,070.01x = 154,656.67 × 63,672.02
  4. Step 4: Simplify right side
    112,070.01x = 9,847,302,585.37
  5. Step 5: Solve for x
    x = 9,847,302,585.37/112,070.01
  6. Step 6: Final answer
    x = 87,867.42

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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.