Home / 53,376.47-73,662.72-29,502.63

Finding the Fourth Proportional to 53,376.47, 73,662.72 and 29,502.63

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Solution

The fourth proportional to 53,376.47, 73,662.72 and 29,502.63 is: 40,715.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,376.47 : 73,662.72 = 29,502.63 : x
  2. Step 2: Convert to fraction form
    53,376.47/73,662.72 = 29,502.63/x
  3. Step 3: Cross multiply
    53,376.47x = 73,662.72 × 29,502.63
  4. Step 4: Simplify right side
    53,376.47x = 2,173,243,862.32
  5. Step 5: Solve for x
    x = 2,173,243,862.32/53,376.47
  6. Step 6: Final answer
    x = 40,715.39

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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.