Home / 183,560.32-253,315.52-103,005.12

Finding the Fourth Proportional to 183,560.32, 253,315.52 and 103,005.12

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Solution

The fourth proportional to 183,560.32, 253,315.52 and 103,005.12 is: 142,148.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,560.32 : 253,315.52 = 103,005.12 : x
  2. Step 2: Convert to fraction form
    183,560.32/253,315.52 = 103,005.12/x
  3. Step 3: Cross multiply
    183,560.32x = 253,315.52 × 103,005.12
  4. Step 4: Simplify right side
    183,560.32x = 26,092,795,535.46
  5. Step 5: Solve for x
    x = 26,092,795,535.46/183,560.32
  6. Step 6: Final answer
    x = 142,148.34

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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.