Home / 53,140.76-73,334.24-29,267.40

Finding the Fourth Proportional to 53,140.76, 73,334.24 and 29,267.40

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Solution

The fourth proportional to 53,140.76, 73,334.24 and 29,267.40 is: 40,389.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,140.76 : 73,334.24 = 29,267.40 : x
  2. Step 2: Convert to fraction form
    53,140.76/73,334.24 = 29,267.40/x
  3. Step 3: Cross multiply
    53,140.76x = 73,334.24 × 29,267.40
  4. Step 4: Simplify right side
    53,140.76x = 2,146,302,535.78
  5. Step 5: Solve for x
    x = 2,146,302,535.78/53,140.76
  6. Step 6: Final answer
    x = 40,389.01

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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.