Home / 70,681.20-97,626.60-52,855.50

Finding the Fourth Proportional to 70,681.20, 97,626.60 and 52,855.50

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Solution

The fourth proportional to 70,681.20, 97,626.60 and 52,855.50 is: 73,005.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,681.20 : 97,626.60 = 52,855.50 : x
  2. Step 2: Convert to fraction form
    70,681.20/97,626.60 = 52,855.50/x
  3. Step 3: Cross multiply
    70,681.20x = 97,626.60 × 52,855.50
  4. Step 4: Simplify right side
    70,681.20x = 5,160,102,756.30
  5. Step 5: Solve for x
    x = 5,160,102,756.30/70,681.20
  6. Step 6: Final answer
    x = 73,005.31

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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.