Home / 369,132.55-553,330.91-155,954.12

Finding the Fourth Proportional to 369,132.55, 553,330.91 and 155,954.12

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Solution

The fourth proportional to 369,132.55, 553,330.91 and 155,954.12 is: 233,775.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,132.55 : 553,330.91 = 155,954.12 : x
  2. Step 2: Convert to fraction form
    369,132.55/553,330.91 = 155,954.12/x
  3. Step 3: Cross multiply
    369,132.55x = 553,330.91 × 155,954.12
  4. Step 4: Simplify right side
    369,132.55x = 86,294,232,761.08
  5. Step 5: Solve for x
    x = 86,294,232,761.08/369,132.55
  6. Step 6: Final answer
    x = 233,775.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.