Home / 272,960.42-376,681.52-152,106.80

Finding the Fourth Proportional to 272,960.42, 376,681.52 and 152,106.80

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Solution

The fourth proportional to 272,960.42, 376,681.52 and 152,106.80 is: 209,905.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,960.42 : 376,681.52 = 152,106.80 : x
  2. Step 2: Convert to fraction form
    272,960.42/376,681.52 = 152,106.80/x
  3. Step 3: Cross multiply
    272,960.42x = 376,681.52 × 152,106.80
  4. Step 4: Simplify right side
    272,960.42x = 57,295,820,626.34
  5. Step 5: Solve for x
    x = 57,295,820,626.34/272,960.42
  6. Step 6: Final answer
    x = 209,905.23

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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.