Home / 70,532.85-97,335.45-38,701.99

Finding the Fourth Proportional to 70,532.85, 97,335.45 and 38,701.99

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Solution

The fourth proportional to 70,532.85, 97,335.45 and 38,701.99 is: 53,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,532.85 : 97,335.45 = 38,701.99 : x
  2. Step 2: Convert to fraction form
    70,532.85/97,335.45 = 38,701.99/x
  3. Step 3: Cross multiply
    70,532.85x = 97,335.45 × 38,701.99
  4. Step 4: Simplify right side
    70,532.85x = 3,767,075,612.55
  5. Step 5: Solve for x
    x = 3,767,075,612.55/70,532.85
  6. Step 6: Final answer
    x = 53,408.81

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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.