Home / 53,095.57-73,263.49-30,430.19

Finding the Fourth Proportional to 53,095.57, 73,263.49 and 30,430.19

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Solution

The fourth proportional to 53,095.57, 73,263.49 and 30,430.19 is: 41,988.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,095.57 : 73,263.49 = 30,430.19 : x
  2. Step 2: Convert to fraction form
    53,095.57/73,263.49 = 30,430.19/x
  3. Step 3: Cross multiply
    53,095.57x = 73,263.49 × 30,430.19
  4. Step 4: Simplify right side
    53,095.57x = 2,229,422,027.85
  5. Step 5: Solve for x
    x = 2,229,422,027.85/53,095.57
  6. Step 6: Final answer
    x = 41,988.85

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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.