Home / 157,548.20-236,240.70-46,725.80

Finding the Fourth Proportional to 157,548.20, 236,240.70 and 46,725.80

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Solution

The fourth proportional to 157,548.20, 236,240.70 and 46,725.80 is: 70,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,548.20 : 236,240.70 = 46,725.80 : x
  2. Step 2: Convert to fraction form
    157,548.20/236,240.70 = 46,725.80/x
  3. Step 3: Cross multiply
    157,548.20x = 236,240.70 × 46,725.80
  4. Step 4: Simplify right side
    157,548.20x = 11,038,535,700.06
  5. Step 5: Solve for x
    x = 11,038,535,700.06/157,548.20
  6. Step 6: Final answer
    x = 70,064.50

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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.