Home / 70,864.21-97,792.74-38,598.73

Finding the Fourth Proportional to 70,864.21, 97,792.74 and 38,598.73

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Solution

The fourth proportional to 70,864.21, 97,792.74 and 38,598.73 is: 53,266.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,864.21 : 97,792.74 = 38,598.73 : x
  2. Step 2: Convert to fraction form
    70,864.21/97,792.74 = 38,598.73/x
  3. Step 3: Cross multiply
    70,864.21x = 97,792.74 × 38,598.73
  4. Step 4: Simplify right side
    70,864.21x = 3,774,675,467.48
  5. Step 5: Solve for x
    x = 3,774,675,467.48/70,864.21
  6. Step 6: Final answer
    x = 53,266.32

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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.