Home / 157,078.71-233,841.33-156,144.51

Finding the Fourth Proportional to 157,078.71, 233,841.33 and 156,144.51

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Solution

The fourth proportional to 157,078.71, 233,841.33 and 156,144.51 is: 232,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,078.71 : 233,841.33 = 156,144.51 : x
  2. Step 2: Convert to fraction form
    157,078.71/233,841.33 = 156,144.51/x
  3. Step 3: Cross multiply
    157,078.71x = 233,841.33 × 156,144.51
  4. Step 4: Simplify right side
    157,078.71x = 36,513,039,890.60
  5. Step 5: Solve for x
    x = 36,513,039,890.60/157,078.71
  6. Step 6: Final answer
    x = 232,450.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.