Home / 85,898.04-118,539.18-48,171.96

Finding the Fourth Proportional to 85,898.04, 118,539.18 and 48,171.96

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Solution

The fourth proportional to 85,898.04, 118,539.18 and 48,171.96 is: 66,477.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,898.04 : 118,539.18 = 48,171.96 : x
  2. Step 2: Convert to fraction form
    85,898.04/118,539.18 = 48,171.96/x
  3. Step 3: Cross multiply
    85,898.04x = 118,539.18 × 48,171.96
  4. Step 4: Simplify right side
    85,898.04x = 5,710,264,637.39
  5. Step 5: Solve for x
    x = 5,710,264,637.39/85,898.04
  6. Step 6: Final answer
    x = 66,477.24

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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.