Home / 104,023.80-156,035.70-51,535.80

Finding the Fourth Proportional to 104,023.80, 156,035.70 and 51,535.80

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Solution

The fourth proportional to 104,023.80, 156,035.70 and 51,535.80 is: 77,303.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,023.80 : 156,035.70 = 51,535.80 : x
  2. Step 2: Convert to fraction form
    104,023.80/156,035.70 = 51,535.80/x
  3. Step 3: Cross multiply
    104,023.80x = 156,035.70 × 51,535.80
  4. Step 4: Simplify right side
    104,023.80x = 8,041,424,628.06
  5. Step 5: Solve for x
    x = 8,041,424,628.06/104,023.80
  6. Step 6: Final answer
    x = 77,303.70

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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.