Home / 63,075.93-87,045.43-34,782.63

Finding the Fourth Proportional to 63,075.93, 87,045.43 and 34,782.63

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Solution

The fourth proportional to 63,075.93, 87,045.43 and 34,782.63 is: 48,000.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,075.93 : 87,045.43 = 34,782.63 : x
  2. Step 2: Convert to fraction form
    63,075.93/87,045.43 = 34,782.63/x
  3. Step 3: Cross multiply
    63,075.93x = 87,045.43 × 34,782.63
  4. Step 4: Simplify right side
    63,075.93x = 3,027,668,375.74
  5. Step 5: Solve for x
    x = 3,027,668,375.74/63,075.93
  6. Step 6: Final answer
    x = 48,000.38

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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.