Home / 53,378.17-73,658.72-29,503.42

Finding the Fourth Proportional to 53,378.17, 73,658.72 and 29,503.42

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Solution

The fourth proportional to 53,378.17, 73,658.72 and 29,503.42 is: 40,712.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,378.17 : 73,658.72 = 29,503.42 : x
  2. Step 2: Convert to fraction form
    53,378.17/73,658.72 = 29,503.42/x
  3. Step 3: Cross multiply
    53,378.17x = 73,658.72 × 29,503.42
  4. Step 4: Simplify right side
    53,378.17x = 2,173,184,290.81
  5. Step 5: Solve for x
    x = 2,173,184,290.81/53,378.17
  6. Step 6: Final answer
    x = 40,712.98

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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.