Home / 157,816.71-236,725.95-52,635.38

Finding the Fourth Proportional to 157,816.71, 236,725.95 and 52,635.38

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Solution

The fourth proportional to 157,816.71, 236,725.95 and 52,635.38 is: 78,953.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,816.71 : 236,725.95 = 52,635.38 : x
  2. Step 2: Convert to fraction form
    157,816.71/236,725.95 = 52,635.38/x
  3. Step 3: Cross multiply
    157,816.71x = 236,725.95 × 52,635.38
  4. Step 4: Simplify right side
    157,816.71x = 12,460,159,150.48
  5. Step 5: Solve for x
    x = 12,460,159,150.48/157,816.71
  6. Step 6: Final answer
    x = 78,953.36

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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.