Home / 70,717.43-97,592.68-42,417.65

Finding the Fourth Proportional to 70,717.43, 97,592.68 and 42,417.65

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Solution

The fourth proportional to 70,717.43, 97,592.68 and 42,417.65 is: 58,537.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,717.43 : 97,592.68 = 42,417.65 : x
  2. Step 2: Convert to fraction form
    70,717.43/97,592.68 = 42,417.65/x
  3. Step 3: Cross multiply
    70,717.43x = 97,592.68 × 42,417.65
  4. Step 4: Simplify right side
    70,717.43x = 4,139,652,439.81
  5. Step 5: Solve for x
    x = 4,139,652,439.81/70,717.43
  6. Step 6: Final answer
    x = 58,537.93

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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.