Home / 40,070.24-55,303.52-23,312.96

Finding the Fourth Proportional to 40,070.24, 55,303.52 and 23,312.96

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Solution

The fourth proportional to 40,070.24, 55,303.52 and 23,312.96 is: 32,175.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,070.24 : 55,303.52 = 23,312.96 : x
  2. Step 2: Convert to fraction form
    40,070.24/55,303.52 = 23,312.96/x
  3. Step 3: Cross multiply
    40,070.24x = 55,303.52 × 23,312.96
  4. Step 4: Simplify right side
    40,070.24x = 1,289,288,749.62
  5. Step 5: Solve for x
    x = 1,289,288,749.62/40,070.24
  6. Step 6: Final answer
    x = 32,175.72

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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.