Home / 242,136.71-334,153.14-134,716.74

Finding the Fourth Proportional to 242,136.71, 334,153.14 and 134,716.74

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Solution

The fourth proportional to 242,136.71, 334,153.14 and 134,716.74 is: 185,911.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,136.71 : 334,153.14 = 134,716.74 : x
  2. Step 2: Convert to fraction form
    242,136.71/334,153.14 = 134,716.74/x
  3. Step 3: Cross multiply
    242,136.71x = 334,153.14 × 134,716.74
  4. Step 4: Simplify right side
    242,136.71x = 45,016,021,681.56
  5. Step 5: Solve for x
    x = 45,016,021,681.56/242,136.71
  6. Step 6: Final answer
    x = 185,911.60

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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.