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Finding the Fourth Proportional to 114,036, 157,374.54 and 63,735

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Solution

The fourth proportional to 114,036, 157,374.54 and 63,735 is: 87,957.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,036 : 157,374.54 = 63,735 : x
  2. Step 2: Convert to fraction form
    114,036/157,374.54 = 63,735/x
  3. Step 3: Cross multiply
    114,036x = 157,374.54 × 63,735
  4. Step 4: Simplify right side
    114,036x = 10,030,266,306.90
  5. Step 5: Solve for x
    x = 10,030,266,306.90/114,036
  6. Step 6: Final answer
    x = 87,957.02

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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.