Home / 53,210.09-73,430.49-29,337.62

Finding the Fourth Proportional to 53,210.09, 73,430.49 and 29,337.62

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Solution

The fourth proportional to 53,210.09, 73,430.49 and 29,337.62 is: 40,486.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,210.09 : 73,430.49 = 29,337.62 : x
  2. Step 2: Convert to fraction form
    53,210.09/73,430.49 = 29,337.62/x
  3. Step 3: Cross multiply
    53,210.09x = 73,430.49 × 29,337.62
  4. Step 4: Simplify right side
    53,210.09x = 2,154,275,334.87
  5. Step 5: Solve for x
    x = 2,154,275,334.87/53,210.09
  6. Step 6: Final answer
    x = 40,486.22

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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.