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Finding the Fourth Proportional to 70,599.66, 97,427.76 and 38,334.30

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Solution

The fourth proportional to 70,599.66, 97,427.76 and 38,334.30 is: 52,901.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,599.66 : 97,427.76 = 38,334.30 : x
  2. Step 2: Convert to fraction form
    70,599.66/97,427.76 = 38,334.30/x
  3. Step 3: Cross multiply
    70,599.66x = 97,427.76 × 38,334.30
  4. Step 4: Simplify right side
    70,599.66x = 3,734,824,980.17
  5. Step 5: Solve for x
    x = 3,734,824,980.17/70,599.66
  6. Step 6: Final answer
    x = 52,901.46

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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.