Home / 143,050.23-197,334.74-84,873.11

Finding the Fourth Proportional to 143,050.23, 197,334.74 and 84,873.11

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Solution

The fourth proportional to 143,050.23, 197,334.74 and 84,873.11 is: 117,080.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,050.23 : 197,334.74 = 84,873.11 : x
  2. Step 2: Convert to fraction form
    143,050.23/197,334.74 = 84,873.11/x
  3. Step 3: Cross multiply
    143,050.23x = 197,334.74 × 84,873.11
  4. Step 4: Simplify right side
    143,050.23x = 16,748,412,320.35
  5. Step 5: Solve for x
    x = 16,748,412,320.35/143,050.23
  6. Step 6: Final answer
    x = 117,080.64

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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.