Home / 70,368.36-97,107.62-38,102.82

Finding the Fourth Proportional to 70,368.36, 97,107.62 and 38,102.82

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Solution

The fourth proportional to 70,368.36, 97,107.62 and 38,102.82 is: 52,581.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,368.36 : 97,107.62 = 38,102.82 : x
  2. Step 2: Convert to fraction form
    70,368.36/97,107.62 = 38,102.82/x
  3. Step 3: Cross multiply
    70,368.36x = 97,107.62 × 38,102.82
  4. Step 4: Simplify right side
    70,368.36x = 3,700,074,165.49
  5. Step 5: Solve for x
    x = 3,700,074,165.49/70,368.36
  6. Step 6: Final answer
    x = 52,581.50

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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.