Home / 70,355.08-97,092.90-38,526.76

Finding the Fourth Proportional to 70,355.08, 97,092.90 and 38,526.76

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Solution

The fourth proportional to 70,355.08, 97,092.90 and 38,526.76 is: 53,168.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,355.08 : 97,092.90 = 38,526.76 : x
  2. Step 2: Convert to fraction form
    70,355.08/97,092.90 = 38,526.76/x
  3. Step 3: Cross multiply
    70,355.08x = 97,092.90 × 38,526.76
  4. Step 4: Simplify right side
    70,355.08x = 3,740,674,856.00
  5. Step 5: Solve for x
    x = 3,740,674,856.00/70,355.08
  6. Step 6: Final answer
    x = 53,168.51

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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.