Home / 99,268.60-148,902.90-92,707.60

Finding the Fourth Proportional to 99,268.60, 148,902.90 and 92,707.60

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Solution

The fourth proportional to 99,268.60, 148,902.90 and 92,707.60 is: 139,061.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,268.60 : 148,902.90 = 92,707.60 : x
  2. Step 2: Convert to fraction form
    99,268.60/148,902.90 = 92,707.60/x
  3. Step 3: Cross multiply
    99,268.60x = 148,902.90 × 92,707.60
  4. Step 4: Simplify right side
    99,268.60x = 13,804,430,492.04
  5. Step 5: Solve for x
    x = 13,804,430,492.04/99,268.60
  6. Step 6: Final answer
    x = 139,061.40

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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.