Home / 70,740.05-97,622.55-38,475.32

Finding the Fourth Proportional to 70,740.05, 97,622.55 and 38,475.32

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Solution

The fourth proportional to 70,740.05, 97,622.55 and 38,475.32 is: 53,096.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,740.05 : 97,622.55 = 38,475.32 : x
  2. Step 2: Convert to fraction form
    70,740.05/97,622.55 = 38,475.32/x
  3. Step 3: Cross multiply
    70,740.05x = 97,622.55 × 38,475.32
  4. Step 4: Simplify right side
    70,740.05x = 3,756,058,362.35
  5. Step 5: Solve for x
    x = 3,756,058,362.35/70,740.05
  6. Step 6: Final answer
    x = 53,096.64

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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.