Home / 124,333.02-186,500.84-99,530.73

Finding the Fourth Proportional to 124,333.02, 186,500.84 and 99,530.73

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Solution

The fourth proportional to 124,333.02, 186,500.84 and 99,530.73 is: 149,297.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,333.02 : 186,500.84 = 99,530.73 : x
  2. Step 2: Convert to fraction form
    124,333.02/186,500.84 = 99,530.73/x
  3. Step 3: Cross multiply
    124,333.02x = 186,500.84 × 99,530.73
  4. Step 4: Simplify right side
    124,333.02x = 18,562,564,750.81
  5. Step 5: Solve for x
    x = 18,562,564,750.81/124,333.02
  6. Step 6: Final answer
    x = 149,297.14

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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.