Home / 157,710.06-236,563.88-39,380.60

Finding the Fourth Proportional to 157,710.06, 236,563.88 and 39,380.60

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Solution

The fourth proportional to 157,710.06, 236,563.88 and 39,380.60 is: 59,070.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,710.06 : 236,563.88 = 39,380.60 : x
  2. Step 2: Convert to fraction form
    157,710.06/236,563.88 = 39,380.60/x
  3. Step 3: Cross multiply
    157,710.06x = 236,563.88 × 39,380.60
  4. Step 4: Simplify right side
    157,710.06x = 9,316,027,927.23
  5. Step 5: Solve for x
    x = 9,316,027,927.23/157,710.06
  6. Step 6: Final answer
    x = 59,070.60

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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.