Home / 115,529.12-173,258.40-48,968

Finding the Fourth Proportional to 115,529.12, 173,258.40 and 48,968

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Solution

The fourth proportional to 115,529.12, 173,258.40 and 48,968 is: 73,437.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,529.12 : 173,258.40 = 48,968 : x
  2. Step 2: Convert to fraction form
    115,529.12/173,258.40 = 48,968/x
  3. Step 3: Cross multiply
    115,529.12x = 173,258.40 × 48,968
  4. Step 4: Simplify right side
    115,529.12x = 8,484,117,331.20
  5. Step 5: Solve for x
    x = 8,484,117,331.20/115,529.12
  6. Step 6: Final answer
    x = 73,437.05

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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.