Home / 115,507.36-173,239.20-48,994.72

Finding the Fourth Proportional to 115,507.36, 173,239.20 and 48,994.72

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Solution

The fourth proportional to 115,507.36, 173,239.20 and 48,994.72 is: 73,482.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,507.36 : 173,239.20 = 48,994.72 : x
  2. Step 2: Convert to fraction form
    115,507.36/173,239.20 = 48,994.72/x
  3. Step 3: Cross multiply
    115,507.36x = 173,239.20 × 48,994.72
  4. Step 4: Simplify right side
    115,507.36x = 8,487,806,097.02
  5. Step 5: Solve for x
    x = 8,487,806,097.02/115,507.36
  6. Step 6: Final answer
    x = 73,482.82

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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.