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Finding the Fourth Proportional to 157,673.40, 236,510.10 and 134,053.80

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Solution

The fourth proportional to 157,673.40, 236,510.10 and 134,053.80 is: 201,080.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,673.40 : 236,510.10 = 134,053.80 : x
  2. Step 2: Convert to fraction form
    157,673.40/236,510.10 = 134,053.80/x
  3. Step 3: Cross multiply
    157,673.40x = 236,510.10 × 134,053.80
  4. Step 4: Simplify right side
    157,673.40x = 31,705,077,643.38
  5. Step 5: Solve for x
    x = 31,705,077,643.38/157,673.40
  6. Step 6: Final answer
    x = 201,080.70

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1.5x scale

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.