Home / 52,401.65-72,315.57-28,529.63

Finding the Fourth Proportional to 52,401.65, 72,315.57 and 28,529.63

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Solution

The fourth proportional to 52,401.65, 72,315.57 and 28,529.63 is: 39,371.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,401.65 : 72,315.57 = 28,529.63 : x
  2. Step 2: Convert to fraction form
    52,401.65/72,315.57 = 28,529.63/x
  3. Step 3: Cross multiply
    52,401.65x = 72,315.57 × 28,529.63
  4. Step 4: Simplify right side
    52,401.65x = 2,063,136,533.50
  5. Step 5: Solve for x
    x = 2,063,136,533.50/52,401.65
  6. Step 6: Final answer
    x = 39,371.60

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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.