Home / 147,075.08-220,495.98-53,529.80

Finding the Fourth Proportional to 147,075.08, 220,495.98 and 53,529.80

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Solution

The fourth proportional to 147,075.08, 220,495.98 and 53,529.80 is: 80,252.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,075.08 : 220,495.98 = 53,529.80 : x
  2. Step 2: Convert to fraction form
    147,075.08/220,495.98 = 53,529.80/x
  3. Step 3: Cross multiply
    147,075.08x = 220,495.98 × 53,529.80
  4. Step 4: Simplify right side
    147,075.08x = 11,803,105,710.20
  5. Step 5: Solve for x
    x = 11,803,105,710.20/147,075.08
  6. Step 6: Final answer
    x = 80,252.25

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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.