Home / 53,075.87-73,183.34-42,312.33

Finding the Fourth Proportional to 53,075.87, 73,183.34 and 42,312.33

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Solution

The fourth proportional to 53,075.87, 73,183.34 and 42,312.33 is: 58,342.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,075.87 : 73,183.34 = 42,312.33 : x
  2. Step 2: Convert to fraction form
    53,075.87/73,183.34 = 42,312.33/x
  3. Step 3: Cross multiply
    53,075.87x = 73,183.34 × 42,312.33
  4. Step 4: Simplify right side
    53,075.87x = 3,096,557,421.02
  5. Step 5: Solve for x
    x = 3,096,557,421.02/53,075.87
  6. Step 6: Final answer
    x = 58,342.10

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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.