Home / 221,384.50-332,075.58-86,462.26

Finding the Fourth Proportional to 221,384.50, 332,075.58 and 86,462.26

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Solution

The fourth proportional to 221,384.50, 332,075.58 and 86,462.26 is: 129,692.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,384.50 : 332,075.58 = 86,462.26 : x
  2. Step 2: Convert to fraction form
    221,384.50/332,075.58 = 86,462.26/x
  3. Step 3: Cross multiply
    221,384.50x = 332,075.58 × 86,462.26
  4. Step 4: Simplify right side
    221,384.50x = 28,712,005,137.61
  5. Step 5: Solve for x
    x = 28,712,005,137.61/221,384.50
  6. Step 6: Final answer
    x = 129,692.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.