Home / 39,043.98-53,890.50-35,058.12

Finding the Fourth Proportional to 39,043.98, 53,890.50 and 35,058.12

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Solution

The fourth proportional to 39,043.98, 53,890.50 and 35,058.12 is: 48,389.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,043.98 : 53,890.50 = 35,058.12 : x
  2. Step 2: Convert to fraction form
    39,043.98/53,890.50 = 35,058.12/x
  3. Step 3: Cross multiply
    39,043.98x = 53,890.50 × 35,058.12
  4. Step 4: Simplify right side
    39,043.98x = 1,889,299,615.86
  5. Step 5: Solve for x
    x = 1,889,299,615.86/39,043.98
  6. Step 6: Final answer
    x = 48,389.01

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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.