Home / 96,451.18-133,099.60-53,428.93

Finding the Fourth Proportional to 96,451.18, 133,099.60 and 53,428.93

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Solution

The fourth proportional to 96,451.18, 133,099.60 and 53,428.93 is: 73,730.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,451.18 : 133,099.60 = 53,428.93 : x
  2. Step 2: Convert to fraction form
    96,451.18/133,099.60 = 53,428.93/x
  3. Step 3: Cross multiply
    96,451.18x = 133,099.60 × 53,428.93
  4. Step 4: Simplify right side
    96,451.18x = 7,111,369,211.43
  5. Step 5: Solve for x
    x = 7,111,369,211.43/96,451.18
  6. Step 6: Final answer
    x = 73,730.25

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1.5x scale

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.