Home / 53,603.52-73,970.28-29,729.66

Finding the Fourth Proportional to 53,603.52, 73,970.28 and 29,729.66

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Solution

The fourth proportional to 53,603.52, 73,970.28 and 29,729.66 is: 41,025.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,603.52 : 73,970.28 = 29,729.66 : x
  2. Step 2: Convert to fraction form
    53,603.52/73,970.28 = 29,729.66/x
  3. Step 3: Cross multiply
    53,603.52x = 73,970.28 × 29,729.66
  4. Step 4: Simplify right side
    53,603.52x = 2,199,111,274.50
  5. Step 5: Solve for x
    x = 2,199,111,274.50/53,603.52
  6. Step 6: Final answer
    x = 41,025.50

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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.