Home / 71,334.02-98,443.91-39,502.94

Finding the Fourth Proportional to 71,334.02, 98,443.91 and 39,502.94

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Solution

The fourth proportional to 71,334.02, 98,443.91 and 39,502.94 is: 54,515.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,334.02 : 98,443.91 = 39,502.94 : x
  2. Step 2: Convert to fraction form
    71,334.02/98,443.91 = 39,502.94/x
  3. Step 3: Cross multiply
    71,334.02x = 98,443.91 × 39,502.94
  4. Step 4: Simplify right side
    71,334.02x = 3,888,823,808.18
  5. Step 5: Solve for x
    x = 3,888,823,808.18/71,334.02
  6. Step 6: Final answer
    x = 54,515.70

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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.