Home / 102,350.32-153,459.54-43,170.16

Finding the Fourth Proportional to 102,350.32, 153,459.54 and 43,170.16

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Solution

The fourth proportional to 102,350.32, 153,459.54 and 43,170.16 is: 64,727.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,350.32 : 153,459.54 = 43,170.16 : x
  2. Step 2: Convert to fraction form
    102,350.32/153,459.54 = 43,170.16/x
  3. Step 3: Cross multiply
    102,350.32x = 153,459.54 × 43,170.16
  4. Step 4: Simplify right side
    102,350.32x = 6,624,872,895.33
  5. Step 5: Solve for x
    x = 6,624,872,895.33/102,350.32
  6. Step 6: Final answer
    x = 64,727.43

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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.