Home / 53,359.52-73,634.16-29,485.70

Finding the Fourth Proportional to 53,359.52, 73,634.16 and 29,485.70

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Solution

The fourth proportional to 53,359.52, 73,634.16 and 29,485.70 is: 40,689.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,359.52 : 73,634.16 = 29,485.70 : x
  2. Step 2: Convert to fraction form
    53,359.52/73,634.16 = 29,485.70/x
  3. Step 3: Cross multiply
    53,359.52x = 73,634.16 × 29,485.70
  4. Step 4: Simplify right side
    53,359.52x = 2,171,154,751.51
  5. Step 5: Solve for x
    x = 2,171,154,751.51/53,359.52
  6. Step 6: Final answer
    x = 40,689.17

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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.