Home / 91,088.76-136,637.24-27,904.27

Finding the Fourth Proportional to 91,088.76, 136,637.24 and 27,904.27

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Solution

The fourth proportional to 91,088.76, 136,637.24 and 27,904.27 is: 41,857.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,088.76 : 136,637.24 = 27,904.27 : x
  2. Step 2: Convert to fraction form
    91,088.76/136,637.24 = 27,904.27/x
  3. Step 3: Cross multiply
    91,088.76x = 136,637.24 × 27,904.27
  4. Step 4: Simplify right side
    91,088.76x = 3,812,762,437.01
  5. Step 5: Solve for x
    x = 3,812,762,437.01/91,088.76
  6. Step 6: Final answer
    x = 41,857.66

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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.