Home / 70,450.77-97,223.25-38,186.41

Finding the Fourth Proportional to 70,450.77, 97,223.25 and 38,186.41

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Solution

The fourth proportional to 70,450.77, 97,223.25 and 38,186.41 is: 52,697.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,450.77 : 97,223.25 = 38,186.41 : x
  2. Step 2: Convert to fraction form
    70,450.77/97,223.25 = 38,186.41/x
  3. Step 3: Cross multiply
    70,450.77x = 97,223.25 × 38,186.41
  4. Step 4: Simplify right side
    70,450.77x = 3,712,606,886.03
  5. Step 5: Solve for x
    x = 3,712,606,886.03/70,450.77
  6. Step 6: Final answer
    x = 52,697.89

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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.