Home / 235,487.47-324,981.24-134,904.91

Finding the Fourth Proportional to 235,487.47, 324,981.24 and 134,904.91

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Solution

The fourth proportional to 235,487.47, 324,981.24 and 134,904.91 is: 186,173.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,487.47 : 324,981.24 = 134,904.91 : x
  2. Step 2: Convert to fraction form
    235,487.47/324,981.24 = 134,904.91/x
  3. Step 3: Cross multiply
    235,487.47x = 324,981.24 × 134,904.91
  4. Step 4: Simplify right side
    235,487.47x = 43,841,564,933.89
  5. Step 5: Solve for x
    x = 43,841,564,933.89/235,487.47
  6. Step 6: Final answer
    x = 186,173.66

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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.