Home / 53,051.58-73,211.76-29,178.45

Finding the Fourth Proportional to 53,051.58, 73,211.76 and 29,178.45

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Solution

The fourth proportional to 53,051.58, 73,211.76 and 29,178.45 is: 40,266.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,051.58 : 73,211.76 = 29,178.45 : x
  2. Step 2: Convert to fraction form
    53,051.58/73,211.76 = 29,178.45/x
  3. Step 3: Cross multiply
    53,051.58x = 73,211.76 × 29,178.45
  4. Step 4: Simplify right side
    53,051.58x = 2,136,205,678.57
  5. Step 5: Solve for x
    x = 2,136,205,678.57/53,051.58
  6. Step 6: Final answer
    x = 40,266.58

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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.