Home / 157,716.32-236,573.24-39,386.86

Finding the Fourth Proportional to 157,716.32, 236,573.24 and 39,386.86

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Solution

The fourth proportional to 157,716.32, 236,573.24 and 39,386.86 is: 59,079.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,716.32 : 236,573.24 = 39,386.86 : x
  2. Step 2: Convert to fraction form
    157,716.32/236,573.24 = 39,386.86/x
  3. Step 3: Cross multiply
    157,716.32x = 236,573.24 × 39,386.86
  4. Step 4: Simplify right side
    157,716.32x = 9,317,877,083.63
  5. Step 5: Solve for x
    x = 9,317,877,083.63/157,716.32
  6. Step 6: Final answer
    x = 59,079.98

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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.