Home / 67,435.16-101,152.72-20,050.06

Finding the Fourth Proportional to 67,435.16, 101,152.72 and 20,050.06

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Solution

The fourth proportional to 67,435.16, 101,152.72 and 20,050.06 is: 30,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,435.16 : 101,152.72 = 20,050.06 : x
  2. Step 2: Convert to fraction form
    67,435.16/101,152.72 = 20,050.06/x
  3. Step 3: Cross multiply
    67,435.16x = 101,152.72 × 20,050.06
  4. Step 4: Simplify right side
    67,435.16x = 2,028,117,838.90
  5. Step 5: Solve for x
    x = 2,028,117,838.90/67,435.16
  6. Step 6: Final answer
    x = 30,075.08

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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.