Home / 103,127.86-154,669.51-36,570.16

Finding the Fourth Proportional to 103,127.86, 154,669.51 and 36,570.16

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Solution

The fourth proportional to 103,127.86, 154,669.51 and 36,570.16 is: 54,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,127.86 : 154,669.51 = 36,570.16 : x
  2. Step 2: Convert to fraction form
    103,127.86/154,669.51 = 36,570.16/x
  3. Step 3: Cross multiply
    103,127.86x = 154,669.51 × 36,570.16
  4. Step 4: Simplify right side
    103,127.86x = 5,656,288,727.82
  5. Step 5: Solve for x
    x = 5,656,288,727.82/103,127.86
  6. Step 6: Final answer
    x = 54,847.34

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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.