Home / 183,911.67-253,821.56-112,276.35

Finding the Fourth Proportional to 183,911.67, 253,821.56 and 112,276.35

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Solution

The fourth proportional to 183,911.67, 253,821.56 and 112,276.35 is: 154,955.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,911.67 : 253,821.56 = 112,276.35 : x
  2. Step 2: Convert to fraction form
    183,911.67/253,821.56 = 112,276.35/x
  3. Step 3: Cross multiply
    183,911.67x = 253,821.56 × 112,276.35
  4. Step 4: Simplify right side
    183,911.67x = 28,498,157,746.72
  5. Step 5: Solve for x
    x = 28,498,157,746.72/183,911.67
  6. Step 6: Final answer
    x = 154,955.68

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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.