Home / 164,501.71-227,012.09-89,050.21

Finding the Fourth Proportional to 164,501.71, 227,012.09 and 89,050.21

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Solution

The fourth proportional to 164,501.71, 227,012.09 and 89,050.21 is: 122,889.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,501.71 : 227,012.09 = 89,050.21 : x
  2. Step 2: Convert to fraction form
    164,501.71/227,012.09 = 89,050.21/x
  3. Step 3: Cross multiply
    164,501.71x = 227,012.09 × 89,050.21
  4. Step 4: Simplify right side
    164,501.71x = 20,215,473,274.26
  5. Step 5: Solve for x
    x = 20,215,473,274.26/164,501.71
  6. Step 6: Final answer
    x = 122,889.14

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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.