Home / 69,769.42-96,281.58-37,938.40

Finding the Fourth Proportional to 69,769.42, 96,281.58 and 37,938.40

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Solution

The fourth proportional to 69,769.42, 96,281.58 and 37,938.40 is: 52,354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,769.42 : 96,281.58 = 37,938.40 : x
  2. Step 2: Convert to fraction form
    69,769.42/96,281.58 = 37,938.40/x
  3. Step 3: Cross multiply
    69,769.42x = 96,281.58 × 37,938.40
  4. Step 4: Simplify right side
    69,769.42x = 3,652,769,094.67
  5. Step 5: Solve for x
    x = 3,652,769,094.67/69,769.42
  6. Step 6: Final answer
    x = 52,354.87

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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.