Home / 183,518.07-253,108.85-151,631.61

Finding the Fourth Proportional to 183,518.07, 253,108.85 and 151,631.61

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Solution

The fourth proportional to 183,518.07, 253,108.85 and 151,631.61 is: 209,130.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,518.07 : 253,108.85 = 151,631.61 : x
  2. Step 2: Convert to fraction form
    183,518.07/253,108.85 = 151,631.61/x
  3. Step 3: Cross multiply
    183,518.07x = 253,108.85 × 151,631.61
  4. Step 4: Simplify right side
    183,518.07x = 38,379,301,672.59
  5. Step 5: Solve for x
    x = 38,379,301,672.59/183,518.07
  6. Step 6: Final answer
    x = 209,130.91

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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.