Home / 151,826.53-209,518.23-83,841.81

Finding the Fourth Proportional to 151,826.53, 209,518.23 and 83,841.81

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Solution

The fourth proportional to 151,826.53, 209,518.23 and 83,841.81 is: 115,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,826.53 : 209,518.23 = 83,841.81 : x
  2. Step 2: Convert to fraction form
    151,826.53/209,518.23 = 83,841.81/x
  3. Step 3: Cross multiply
    151,826.53x = 209,518.23 × 83,841.81
  4. Step 4: Simplify right side
    151,826.53x = 17,566,387,631.20
  5. Step 5: Solve for x
    x = 17,566,387,631.20/151,826.53
  6. Step 6: Final answer
    x = 115,700.38

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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.