Home / 183,345.08-253,017.78-102,772.76

Finding the Fourth Proportional to 183,345.08, 253,017.78 and 102,772.76

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Solution

The fourth proportional to 183,345.08, 253,017.78 and 102,772.76 is: 141,827.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,345.08 : 253,017.78 = 102,772.76 : x
  2. Step 2: Convert to fraction form
    183,345.08/253,017.78 = 102,772.76/x
  3. Step 3: Cross multiply
    183,345.08x = 253,017.78 × 102,772.76
  4. Step 4: Simplify right side
    183,345.08x = 26,003,335,579.67
  5. Step 5: Solve for x
    x = 26,003,335,579.67/183,345.08
  6. Step 6: Final answer
    x = 141,827.29

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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.