Home / 98,904.28-136,487.34-53,583.15

Finding the Fourth Proportional to 98,904.28, 136,487.34 and 53,583.15

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Solution

The fourth proportional to 98,904.28, 136,487.34 and 53,583.15 is: 73,944.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,904.28 : 136,487.34 = 53,583.15 : x
  2. Step 2: Convert to fraction form
    98,904.28/136,487.34 = 53,583.15/x
  3. Step 3: Cross multiply
    98,904.28x = 136,487.34 × 53,583.15
  4. Step 4: Simplify right side
    98,904.28x = 7,313,421,612.32
  5. Step 5: Solve for x
    x = 7,313,421,612.32/98,904.28
  6. Step 6: Final answer
    x = 73,944.44

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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.