Home / 54,207.40-81,312.63-14,765.26

Finding the Fourth Proportional to 54,207.40, 81,312.63 and 14,765.26

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Solution

The fourth proportional to 54,207.40, 81,312.63 and 14,765.26 is: 22,148.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,207.40 : 81,312.63 = 14,765.26 : x
  2. Step 2: Convert to fraction form
    54,207.40/81,312.63 = 14,765.26/x
  3. Step 3: Cross multiply
    54,207.40x = 81,312.63 × 14,765.26
  4. Step 4: Simplify right side
    54,207.40x = 1,200,602,123.23
  5. Step 5: Solve for x
    x = 1,200,602,123.23/54,207.40
  6. Step 6: Final answer
    x = 22,148.31

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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.