Home / 124,526.05-171,845.13-70,811.10

Finding the Fourth Proportional to 124,526.05, 171,845.13 and 70,811.10

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Solution

The fourth proportional to 124,526.05, 171,845.13 and 70,811.10 is: 97,718.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,526.05 : 171,845.13 = 70,811.10 : x
  2. Step 2: Convert to fraction form
    124,526.05/171,845.13 = 70,811.10/x
  3. Step 3: Cross multiply
    124,526.05x = 171,845.13 × 70,811.10
  4. Step 4: Simplify right side
    124,526.05x = 12,168,542,684.94
  5. Step 5: Solve for x
    x = 12,168,542,684.94/124,526.05
  6. Step 6: Final answer
    x = 97,718.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.