Home / 142,713.32-197,025.08-97,457.00

Finding the Fourth Proportional to 142,713.32, 197,025.08 and 97,457.00

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Solution

The fourth proportional to 142,713.32, 197,025.08 and 97,457.00 is: 134,545.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,713.32 : 197,025.08 = 97,457.00 : x
  2. Step 2: Convert to fraction form
    142,713.32/197,025.08 = 97,457.00/x
  3. Step 3: Cross multiply
    142,713.32x = 197,025.08 × 97,457.00
  4. Step 4: Simplify right side
    142,713.32x = 19,201,471,749.15
  5. Step 5: Solve for x
    x = 19,201,471,749.15/142,713.32
  6. Step 6: Final answer
    x = 134,545.76

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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.