Home / 52,501.74-72,450.79-28,628.88

Finding the Fourth Proportional to 52,501.74, 72,450.79 and 28,628.88

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Solution

The fourth proportional to 52,501.74, 72,450.79 and 28,628.88 is: 39,506.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,501.74 : 72,450.79 = 28,628.88 : x
  2. Step 2: Convert to fraction form
    52,501.74/72,450.79 = 28,628.88/x
  3. Step 3: Cross multiply
    52,501.74x = 72,450.79 × 28,628.88
  4. Step 4: Simplify right side
    52,501.74x = 2,074,184,972.82
  5. Step 5: Solve for x
    x = 2,074,184,972.82/52,501.74
  6. Step 6: Final answer
    x = 39,506.98

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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.