Home / 42,727.36-64,065.38-17,737.24

Finding the Fourth Proportional to 42,727.36, 64,065.38 and 17,737.24

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Solution

The fourth proportional to 42,727.36, 64,065.38 and 17,737.24 is: 26,595.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,727.36 : 64,065.38 = 17,737.24 : x
  2. Step 2: Convert to fraction form
    42,727.36/64,065.38 = 17,737.24/x
  3. Step 3: Cross multiply
    42,727.36x = 64,065.38 × 17,737.24
  4. Step 4: Simplify right side
    42,727.36x = 1,136,343,020.75
  5. Step 5: Solve for x
    x = 1,136,343,020.75/42,727.36
  6. Step 6: Final answer
    x = 26,595.21

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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.