Home / 51,637.01-77,305.05-38,368.80

Finding the Fourth Proportional to 51,637.01, 77,305.05 and 38,368.80

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Solution

The fourth proportional to 51,637.01, 77,305.05 and 38,368.80 is: 57,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,637.01 : 77,305.05 = 38,368.80 : x
  2. Step 2: Convert to fraction form
    51,637.01/77,305.05 = 38,368.80/x
  3. Step 3: Cross multiply
    51,637.01x = 77,305.05 × 38,368.80
  4. Step 4: Simplify right side
    51,637.01x = 2,966,102,002.44
  5. Step 5: Solve for x
    x = 2,966,102,002.44/51,637.01
  6. Step 6: Final answer
    x = 57,441.40

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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.