Home / 61,548.65-84,923.05-38,860.35

Finding the Fourth Proportional to 61,548.65, 84,923.05 and 38,860.35

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Solution

The fourth proportional to 61,548.65, 84,923.05 and 38,860.35 is: 53,618.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,548.65 : 84,923.05 = 38,860.35 : x
  2. Step 2: Convert to fraction form
    61,548.65/84,923.05 = 38,860.35/x
  3. Step 3: Cross multiply
    61,548.65x = 84,923.05 × 38,860.35
  4. Step 4: Simplify right side
    61,548.65x = 3,300,139,446.07
  5. Step 5: Solve for x
    x = 3,300,139,446.07/61,548.65
  6. Step 6: Final answer
    x = 53,618.39

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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.