Home / 164,838.24-227,478.20-89,386.74

Finding the Fourth Proportional to 164,838.24, 227,478.20 and 89,386.74

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Solution

The fourth proportional to 164,838.24, 227,478.20 and 89,386.74 is: 123,354.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,838.24 : 227,478.20 = 89,386.74 : x
  2. Step 2: Convert to fraction form
    164,838.24/227,478.20 = 89,386.74/x
  3. Step 3: Cross multiply
    164,838.24x = 227,478.20 × 89,386.74
  4. Step 4: Simplify right side
    164,838.24x = 20,333,534,272.13
  5. Step 5: Solve for x
    x = 20,333,534,272.13/164,838.24
  6. Step 6: Final answer
    x = 123,354.47

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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.