Home / 181,457.66-250,397.35-100,880.28

Finding the Fourth Proportional to 181,457.66, 250,397.35 and 100,880.28

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Solution

The fourth proportional to 181,457.66, 250,397.35 and 100,880.28 is: 139,206.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,457.66 : 250,397.35 = 100,880.28 : x
  2. Step 2: Convert to fraction form
    181,457.66/250,397.35 = 100,880.28/x
  3. Step 3: Cross multiply
    181,457.66x = 250,397.35 × 100,880.28
  4. Step 4: Simplify right side
    181,457.66x = 25,260,154,527.06
  5. Step 5: Solve for x
    x = 25,260,154,527.06/181,457.66
  6. Step 6: Final answer
    x = 139,206.88

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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.