Home / 197,675.61-272,792.87-107,032.69

Finding the Fourth Proportional to 197,675.61, 272,792.87 and 107,032.69

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Solution

The fourth proportional to 197,675.61, 272,792.87 and 107,032.69 is: 147,705.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,675.61 : 272,792.87 = 107,032.69 : x
  2. Step 2: Convert to fraction form
    197,675.61/272,792.87 = 107,032.69/x
  3. Step 3: Cross multiply
    197,675.61x = 272,792.87 × 107,032.69
  4. Step 4: Simplify right side
    197,675.61x = 29,197,754,688.92
  5. Step 5: Solve for x
    x = 29,197,754,688.92/197,675.61
  6. Step 6: Final answer
    x = 147,705.40

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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.