Home / 114,172.59-157,554.30-63,187.50

Finding the Fourth Proportional to 114,172.59, 157,554.30 and 63,187.50

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Solution

The fourth proportional to 114,172.59, 157,554.30 and 63,187.50 is: 87,196.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,172.59 : 157,554.30 = 63,187.50 : x
  2. Step 2: Convert to fraction form
    114,172.59/157,554.30 = 63,187.50/x
  3. Step 3: Cross multiply
    114,172.59x = 157,554.30 × 63,187.50
  4. Step 4: Simplify right side
    114,172.59x = 9,955,462,331.25
  5. Step 5: Solve for x
    x = 9,955,462,331.25/114,172.59
  6. Step 6: Final answer
    x = 87,196.61

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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.