Home / 70,529.70-97,333.02-40,319.94

Finding the Fourth Proportional to 70,529.70, 97,333.02 and 40,319.94

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Solution

The fourth proportional to 70,529.70, 97,333.02 and 40,319.94 is: 55,642.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,529.70 : 97,333.02 = 40,319.94 : x
  2. Step 2: Convert to fraction form
    70,529.70/97,333.02 = 40,319.94/x
  3. Step 3: Cross multiply
    70,529.70x = 97,333.02 × 40,319.94
  4. Step 4: Simplify right side
    70,529.70x = 3,924,461,526.42
  5. Step 5: Solve for x
    x = 3,924,461,526.42/70,529.70
  6. Step 6: Final answer
    x = 55,642.68

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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.