Home / 64,168.20-96,295.50-29,111.40

Finding the Fourth Proportional to 64,168.20, 96,295.50 and 29,111.40

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Solution

The fourth proportional to 64,168.20, 96,295.50 and 29,111.40 is: 43,686.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,168.20 : 96,295.50 = 29,111.40 : x
  2. Step 2: Convert to fraction form
    64,168.20/96,295.50 = 29,111.40/x
  3. Step 3: Cross multiply
    64,168.20x = 96,295.50 × 29,111.40
  4. Step 4: Simplify right side
    64,168.20x = 2,803,296,818.70
  5. Step 5: Solve for x
    x = 2,803,296,818.70/64,168.20
  6. Step 6: Final answer
    x = 43,686.70

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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.