Home / 53,075.90-79,601.04-15,625.80

Finding the Fourth Proportional to 53,075.90, 79,601.04 and 15,625.80

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Solution

The fourth proportional to 53,075.90, 79,601.04 and 15,625.80 is: 23,434.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,075.90 : 79,601.04 = 15,625.80 : x
  2. Step 2: Convert to fraction form
    53,075.90/79,601.04 = 15,625.80/x
  3. Step 3: Cross multiply
    53,075.90x = 79,601.04 × 15,625.80
  4. Step 4: Simplify right side
    53,075.90x = 1,243,829,930.83
  5. Step 5: Solve for x
    x = 1,243,829,930.83/53,075.90
  6. Step 6: Final answer
    x = 23,434.93

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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.