Home / 72,024.23-107,962.50-27,639.07

Finding the Fourth Proportional to 72,024.23, 107,962.50 and 27,639.07

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Solution

The fourth proportional to 72,024.23, 107,962.50 and 27,639.07 is: 41,430.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,024.23 : 107,962.50 = 27,639.07 : x
  2. Step 2: Convert to fraction form
    72,024.23/107,962.50 = 27,639.07/x
  3. Step 3: Cross multiply
    72,024.23x = 107,962.50 × 27,639.07
  4. Step 4: Simplify right side
    72,024.23x = 2,983,983,094.88
  5. Step 5: Solve for x
    x = 2,983,983,094.88/72,024.23
  6. Step 6: Final answer
    x = 41,430.27

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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.