Home / 289,875.46-400,032.27-175,138.18

Finding the Fourth Proportional to 289,875.46, 400,032.27 and 175,138.18

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Solution

The fourth proportional to 289,875.46, 400,032.27 and 175,138.18 is: 241,693.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,875.46 : 400,032.27 = 175,138.18 : x
  2. Step 2: Convert to fraction form
    289,875.46/400,032.27 = 175,138.18/x
  3. Step 3: Cross multiply
    289,875.46x = 400,032.27 × 175,138.18
  4. Step 4: Simplify right side
    289,875.46x = 70,060,923,709.07
  5. Step 5: Solve for x
    x = 70,060,923,709.07/289,875.46
  6. Step 6: Final answer
    x = 241,693.19

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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.