Home / 124,527.22-171,884.37-86,813.62

Finding the Fourth Proportional to 124,527.22, 171,884.37 and 86,813.62

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Solution

The fourth proportional to 124,527.22, 171,884.37 and 86,813.62 is: 119,828.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,527.22 : 171,884.37 = 86,813.62 : x
  2. Step 2: Convert to fraction form
    124,527.22/171,884.37 = 86,813.62/x
  3. Step 3: Cross multiply
    124,527.22x = 171,884.37 × 86,813.62
  4. Step 4: Simplify right side
    124,527.22x = 14,921,904,381.12
  5. Step 5: Solve for x
    x = 14,921,904,381.12/124,527.22
  6. Step 6: Final answer
    x = 119,828.46

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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.