Home / 225,920.73-312,095.01-180,539.26

Finding the Fourth Proportional to 225,920.73, 312,095.01 and 180,539.26

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Solution

The fourth proportional to 225,920.73, 312,095.01 and 180,539.26 is: 249,403.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,920.73 : 312,095.01 = 180,539.26 : x
  2. Step 2: Convert to fraction form
    225,920.73/312,095.01 = 180,539.26/x
  3. Step 3: Cross multiply
    225,920.73x = 312,095.01 × 180,539.26
  4. Step 4: Simplify right side
    225,920.73x = 56,345,402,155.09
  5. Step 5: Solve for x
    x = 56,345,402,155.09/225,920.73
  6. Step 6: Final answer
    x = 249,403.42

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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.