Home / 102,752.91-154,128.65-52,846.92

Finding the Fourth Proportional to 102,752.91, 154,128.65 and 52,846.92

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Solution

The fourth proportional to 102,752.91, 154,128.65 and 52,846.92 is: 79,270.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,752.91 : 154,128.65 = 52,846.92 : x
  2. Step 2: Convert to fraction form
    102,752.91/154,128.65 = 52,846.92/x
  3. Step 3: Cross multiply
    102,752.91x = 154,128.65 × 52,846.92
  4. Step 4: Simplify right side
    102,752.91x = 8,145,224,172.02
  5. Step 5: Solve for x
    x = 8,145,224,172.02/102,752.91
  6. Step 6: Final answer
    x = 79,270.01

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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.