Home / 93,616.21-129,116.01-70,722.37

Finding the Fourth Proportional to 93,616.21, 129,116.01 and 70,722.37

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Solution

The fourth proportional to 93,616.21, 129,116.01 and 70,722.37 is: 97,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,616.21 : 129,116.01 = 70,722.37 : x
  2. Step 2: Convert to fraction form
    93,616.21/129,116.01 = 70,722.37/x
  3. Step 3: Cross multiply
    93,616.21x = 129,116.01 × 70,722.37
  4. Step 4: Simplify right side
    93,616.21x = 9,131,390,232.14
  5. Step 5: Solve for x
    x = 9,131,390,232.14/93,616.21
  6. Step 6: Final answer
    x = 97,540.70

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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.