Home / 96,440.64-133,086.78-53,999.16

Finding the Fourth Proportional to 96,440.64, 133,086.78 and 53,999.16

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Solution

The fourth proportional to 96,440.64, 133,086.78 and 53,999.16 is: 74,518.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,440.64 : 133,086.78 = 53,999.16 : x
  2. Step 2: Convert to fraction form
    96,440.64/133,086.78 = 53,999.16/x
  3. Step 3: Cross multiply
    96,440.64x = 133,086.78 × 53,999.16
  4. Step 4: Simplify right side
    96,440.64x = 7,186,574,327.10
  5. Step 5: Solve for x
    x = 7,186,574,327.10/96,440.64
  6. Step 6: Final answer
    x = 74,518.11

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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.