Home / 63,985.65-95,996.91-19,618.94

Finding the Fourth Proportional to 63,985.65, 95,996.91 and 19,618.94

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Solution

The fourth proportional to 63,985.65, 95,996.91 and 19,618.94 is: 29,434.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,985.65 : 95,996.91 = 19,618.94 : x
  2. Step 2: Convert to fraction form
    63,985.65/95,996.91 = 19,618.94/x
  3. Step 3: Cross multiply
    63,985.65x = 95,996.91 × 19,618.94
  4. Step 4: Simplify right side
    63,985.65x = 1,883,357,931.04
  5. Step 5: Solve for x
    x = 1,883,357,931.04/63,985.65
  6. Step 6: Final answer
    x = 29,434.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.