Home / 70,331.36-97,058.99-38,500.18

Finding the Fourth Proportional to 70,331.36, 97,058.99 and 38,500.18

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Solution

The fourth proportional to 70,331.36, 97,058.99 and 38,500.18 is: 53,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,331.36 : 97,058.99 = 38,500.18 : x
  2. Step 2: Convert to fraction form
    70,331.36/97,058.99 = 38,500.18/x
  3. Step 3: Cross multiply
    70,331.36x = 97,058.99 × 38,500.18
  4. Step 4: Simplify right side
    70,331.36x = 3,736,788,439.22
  5. Step 5: Solve for x
    x = 3,736,788,439.22/70,331.36
  6. Step 6: Final answer
    x = 53,131.19

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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.