Home / 102,767.48-154,156.50-28,901.24

Finding the Fourth Proportional to 102,767.48, 154,156.50 and 28,901.24

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Solution

The fourth proportional to 102,767.48, 154,156.50 and 28,901.24 is: 43,353.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,767.48 : 154,156.50 = 28,901.24 : x
  2. Step 2: Convert to fraction form
    102,767.48/154,156.50 = 28,901.24/x
  3. Step 3: Cross multiply
    102,767.48x = 154,156.50 × 28,901.24
  4. Step 4: Simplify right side
    102,767.48x = 4,455,314,004.06
  5. Step 5: Solve for x
    x = 4,455,314,004.06/102,767.48
  6. Step 6: Final answer
    x = 43,353.34

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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.