Home / 89,457.08-123,450.48-49,173.35

Finding the Fourth Proportional to 89,457.08, 123,450.48 and 49,173.35

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Solution

The fourth proportional to 89,457.08, 123,450.48 and 49,173.35 is: 67,859.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,457.08 : 123,450.48 = 49,173.35 : x
  2. Step 2: Convert to fraction form
    89,457.08/123,450.48 = 49,173.35/x
  3. Step 3: Cross multiply
    89,457.08x = 123,450.48 × 49,173.35
  4. Step 4: Simplify right side
    89,457.08x = 6,070,473,043.46
  5. Step 5: Solve for x
    x = 6,070,473,043.46/89,457.08
  6. Step 6: Final answer
    x = 67,859.06

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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.