Home / 70,429.85-97,192.64-38,598.67

Finding the Fourth Proportional to 70,429.85, 97,192.64 and 38,598.67

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Solution

The fourth proportional to 70,429.85, 97,192.64 and 38,598.67 is: 53,265.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,429.85 : 97,192.64 = 38,598.67 : x
  2. Step 2: Convert to fraction form
    70,429.85/97,192.64 = 38,598.67/x
  3. Step 3: Cross multiply
    70,429.85x = 97,192.64 × 38,598.67
  4. Step 4: Simplify right side
    70,429.85x = 3,751,506,687.78
  5. Step 5: Solve for x
    x = 3,751,506,687.78/70,429.85
  6. Step 6: Final answer
    x = 53,265.86

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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.