Home / 124,333.50-186,501.57-99,531.24

Finding the Fourth Proportional to 124,333.50, 186,501.57 and 99,531.24

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Solution

The fourth proportional to 124,333.50, 186,501.57 and 99,531.24 is: 149,297.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,333.50 : 186,501.57 = 99,531.24 : x
  2. Step 2: Convert to fraction form
    124,333.50/186,501.57 = 99,531.24/x
  3. Step 3: Cross multiply
    124,333.50x = 186,501.57 × 99,531.24
  4. Step 4: Simplify right side
    124,333.50x = 18,562,732,524.05
  5. Step 5: Solve for x
    x = 18,562,732,524.05/124,333.50
  6. Step 6: Final answer
    x = 149,297.92

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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.