Home / 164,779.74-227,389.95-89,326.62

Finding the Fourth Proportional to 164,779.74, 227,389.95 and 89,326.62

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Solution

The fourth proportional to 164,779.74, 227,389.95 and 89,326.62 is: 123,267.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,779.74 : 227,389.95 = 89,326.62 : x
  2. Step 2: Convert to fraction form
    164,779.74/227,389.95 = 89,326.62/x
  3. Step 3: Cross multiply
    164,779.74x = 227,389.95 × 89,326.62
  4. Step 4: Simplify right side
    164,779.74x = 20,311,975,655.47
  5. Step 5: Solve for x
    x = 20,311,975,655.47/164,779.74
  6. Step 6: Final answer
    x = 123,267.43

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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.