Home / 70,579.42-97,395.22-38,748.12

Finding the Fourth Proportional to 70,579.42, 97,395.22 and 38,748.12

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Solution

The fourth proportional to 70,579.42, 97,395.22 and 38,748.12 is: 53,470.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,579.42 : 97,395.22 = 38,748.12 : x
  2. Step 2: Convert to fraction form
    70,579.42/97,395.22 = 38,748.12/x
  3. Step 3: Cross multiply
    70,579.42x = 97,395.22 × 38,748.12
  4. Step 4: Simplify right side
    70,579.42x = 3,773,881,671.99
  5. Step 5: Solve for x
    x = 3,773,881,671.99/70,579.42
  6. Step 6: Final answer
    x = 53,470.00

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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.