Home / 108,315.11-149,488.77-60,571.13

Finding the Fourth Proportional to 108,315.11, 149,488.77 and 60,571.13

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Solution

The fourth proportional to 108,315.11, 149,488.77 and 60,571.13 is: 83,595.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,315.11 : 149,488.77 = 60,571.13 : x
  2. Step 2: Convert to fraction form
    108,315.11/149,488.77 = 60,571.13/x
  3. Step 3: Cross multiply
    108,315.11x = 149,488.77 × 60,571.13
  4. Step 4: Simplify right side
    108,315.11x = 9,054,703,721.21
  5. Step 5: Solve for x
    x = 9,054,703,721.21/108,315.11
  6. Step 6: Final answer
    x = 83,595.94

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1.5x scale

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.