Home / 70,316.18-97,035.98-38,050.78

Finding the Fourth Proportional to 70,316.18, 97,035.98 and 38,050.78

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Solution

The fourth proportional to 70,316.18, 97,035.98 and 38,050.78 is: 52,509.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,316.18 : 97,035.98 = 38,050.78 : x
  2. Step 2: Convert to fraction form
    70,316.18/97,035.98 = 38,050.78/x
  3. Step 3: Cross multiply
    70,316.18x = 97,035.98 × 38,050.78
  4. Step 4: Simplify right side
    70,316.18x = 3,692,294,579.60
  5. Step 5: Solve for x
    x = 3,692,294,579.60/70,316.18
  6. Step 6: Final answer
    x = 52,509.88

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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.