Home / 42,623.90-63,937.06-13,041.08

Finding the Fourth Proportional to 42,623.90, 63,937.06 and 13,041.08

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Solution

The fourth proportional to 42,623.90, 63,937.06 and 13,041.08 is: 19,561.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,623.90 : 63,937.06 = 13,041.08 : x
  2. Step 2: Convert to fraction form
    42,623.90/63,937.06 = 13,041.08/x
  3. Step 3: Cross multiply
    42,623.90x = 63,937.06 × 13,041.08
  4. Step 4: Simplify right side
    42,623.90x = 833,807,962.14
  5. Step 5: Solve for x
    x = 833,807,962.14/42,623.90
  6. Step 6: Final answer
    x = 19,561.98

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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.