Home / 53,210.20-73,430.56-29,337.72

Finding the Fourth Proportional to 53,210.20, 73,430.56 and 29,337.72

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Solution

The fourth proportional to 53,210.20, 73,430.56 and 29,337.72 is: 40,486.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,210.20 : 73,430.56 = 29,337.72 : x
  2. Step 2: Convert to fraction form
    53,210.20/73,430.56 = 29,337.72/x
  3. Step 3: Cross multiply
    53,210.20x = 73,430.56 × 29,337.72
  4. Step 4: Simplify right side
    53,210.20x = 2,154,285,208.72
  5. Step 5: Solve for x
    x = 2,154,285,208.72/53,210.20
  6. Step 6: Final answer
    x = 40,486.32

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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.