Home / 157,436.24-236,155.42-57,555.34

Finding the Fourth Proportional to 157,436.24, 236,155.42 and 57,555.34

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Solution

The fourth proportional to 157,436.24, 236,155.42 and 57,555.34 is: 86,333.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,436.24 : 236,155.42 = 57,555.34 : x
  2. Step 2: Convert to fraction form
    157,436.24/236,155.42 = 57,555.34/x
  3. Step 3: Cross multiply
    157,436.24x = 236,155.42 × 57,555.34
  4. Step 4: Simplify right side
    157,436.24x = 13,592,005,490.94
  5. Step 5: Solve for x
    x = 13,592,005,490.94/157,436.24
  6. Step 6: Final answer
    x = 86,333.40

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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.