Home / 69,075.02-95,320.04-40,775.24

Finding the Fourth Proportional to 69,075.02, 95,320.04 and 40,775.24

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Solution

The fourth proportional to 69,075.02, 95,320.04 and 40,775.24 is: 56,267.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,075.02 : 95,320.04 = 40,775.24 : x
  2. Step 2: Convert to fraction form
    69,075.02/95,320.04 = 40,775.24/x
  3. Step 3: Cross multiply
    69,075.02x = 95,320.04 × 40,775.24
  4. Step 4: Simplify right side
    69,075.02x = 3,886,697,507.81
  5. Step 5: Solve for x
    x = 3,886,697,507.81/69,075.02
  6. Step 6: Final answer
    x = 56,267.77

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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.