Home / 162,055.72-223,735.45-111,152.08

Finding the Fourth Proportional to 162,055.72, 223,735.45 and 111,152.08

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Solution

The fourth proportional to 162,055.72, 223,735.45 and 111,152.08 is: 153,457.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,055.72 : 223,735.45 = 111,152.08 : x
  2. Step 2: Convert to fraction form
    162,055.72/223,735.45 = 111,152.08/x
  3. Step 3: Cross multiply
    162,055.72x = 223,735.45 × 111,152.08
  4. Step 4: Simplify right side
    162,055.72x = 24,868,659,518.56
  5. Step 5: Solve for x
    x = 24,868,659,518.56/162,055.72
  6. Step 6: Final answer
    x = 153,457.47

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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.