Home / 253,224.07-349,518.32-157,674.31

Finding the Fourth Proportional to 253,224.07, 349,518.32 and 157,674.31

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Solution

The fourth proportional to 253,224.07, 349,518.32 and 157,674.31 is: 217,633.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,224.07 : 349,518.32 = 157,674.31 : x
  2. Step 2: Convert to fraction form
    253,224.07/349,518.32 = 157,674.31/x
  3. Step 3: Cross multiply
    253,224.07x = 349,518.32 × 157,674.31
  4. Step 4: Simplify right side
    253,224.07x = 55,110,059,938.36
  5. Step 5: Solve for x
    x = 55,110,059,938.36/253,224.07
  6. Step 6: Final answer
    x = 217,633.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.