Home / 70,840.50-97,751.39-40,624.26

Finding the Fourth Proportional to 70,840.50, 97,751.39 and 40,624.26

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Solution

The fourth proportional to 70,840.50, 97,751.39 and 40,624.26 is: 56,056.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,840.50 : 97,751.39 = 40,624.26 : x
  2. Step 2: Convert to fraction form
    70,840.50/97,751.39 = 40,624.26/x
  3. Step 3: Cross multiply
    70,840.50x = 97,751.39 × 40,624.26
  4. Step 4: Simplify right side
    70,840.50x = 3,971,077,679.60
  5. Step 5: Solve for x
    x = 3,971,077,679.60/70,840.50
  6. Step 6: Final answer
    x = 56,056.60

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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.