Home / 157,543.31-236,313.75-39,213.86

Finding the Fourth Proportional to 157,543.31, 236,313.75 and 39,213.86

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Solution

The fourth proportional to 157,543.31, 236,313.75 and 39,213.86 is: 58,820.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,543.31 : 236,313.75 = 39,213.86 : x
  2. Step 2: Convert to fraction form
    157,543.31/236,313.75 = 39,213.86/x
  3. Step 3: Cross multiply
    157,543.31x = 236,313.75 × 39,213.86
  4. Step 4: Simplify right side
    157,543.31x = 9,266,774,308.58
  5. Step 5: Solve for x
    x = 9,266,774,308.58/157,543.31
  6. Step 6: Final answer
    x = 58,820.49

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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.