Home / 50,776.19-70,075.08-28,117.28

Finding the Fourth Proportional to 50,776.19, 70,075.08 and 28,117.28

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Solution

The fourth proportional to 50,776.19, 70,075.08 and 28,117.28 is: 38,804.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,776.19 : 70,075.08 = 28,117.28 : x
  2. Step 2: Convert to fraction form
    50,776.19/70,075.08 = 28,117.28/x
  3. Step 3: Cross multiply
    50,776.19x = 70,075.08 × 28,117.28
  4. Step 4: Simplify right side
    50,776.19x = 1,970,320,645.38
  5. Step 5: Solve for x
    x = 1,970,320,645.38/50,776.19
  6. Step 6: Final answer
    x = 38,804.03

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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.