Home / 42,429.02-63,670.35-23,721.32

Finding the Fourth Proportional to 42,429.02, 63,670.35 and 23,721.32

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Solution

The fourth proportional to 42,429.02, 63,670.35 and 23,721.32 is: 35,596.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,429.02 : 63,670.35 = 23,721.32 : x
  2. Step 2: Convert to fraction form
    42,429.02/63,670.35 = 23,721.32/x
  3. Step 3: Cross multiply
    42,429.02x = 63,670.35 × 23,721.32
  4. Step 4: Simplify right side
    42,429.02x = 1,510,344,994.99
  5. Step 5: Solve for x
    x = 1,510,344,994.99/42,429.02
  6. Step 6: Final answer
    x = 35,596.98

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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.