Home / 88,688.40-133,032.60-63,902.40

Finding the Fourth Proportional to 88,688.40, 133,032.60 and 63,902.40

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Solution

The fourth proportional to 88,688.40, 133,032.60 and 63,902.40 is: 95,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,688.40 : 133,032.60 = 63,902.40 : x
  2. Step 2: Convert to fraction form
    88,688.40/133,032.60 = 63,902.40/x
  3. Step 3: Cross multiply
    88,688.40x = 133,032.60 × 63,902.40
  4. Step 4: Simplify right side
    88,688.40x = 8,501,102,418.24
  5. Step 5: Solve for x
    x = 8,501,102,418.24/88,688.40
  6. Step 6: Final answer
    x = 95,853.60

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1.5x scale

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.