Home / 58,613.80-87,780.22-30,075.65

Finding the Fourth Proportional to 58,613.80, 87,780.22 and 30,075.65

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Solution

The fourth proportional to 58,613.80, 87,780.22 and 30,075.65 is: 45,041.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,613.80 : 87,780.22 = 30,075.65 : x
  2. Step 2: Convert to fraction form
    58,613.80/87,780.22 = 30,075.65/x
  3. Step 3: Cross multiply
    58,613.80x = 87,780.22 × 30,075.65
  4. Step 4: Simplify right side
    58,613.80x = 2,640,047,337.90
  5. Step 5: Solve for x
    x = 2,640,047,337.90/58,613.80
  6. Step 6: Final answer
    x = 45,041.39

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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.