Home / 42,893.98-64,349.56-14,815.06

Finding the Fourth Proportional to 42,893.98, 64,349.56 and 14,815.06

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Solution

The fourth proportional to 42,893.98, 64,349.56 and 14,815.06 is: 22,225.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,893.98 : 64,349.56 = 14,815.06 : x
  2. Step 2: Convert to fraction form
    42,893.98/64,349.56 = 14,815.06/x
  3. Step 3: Cross multiply
    42,893.98x = 64,349.56 × 14,815.06
  4. Step 4: Simplify right side
    42,893.98x = 953,342,592.37
  5. Step 5: Solve for x
    x = 953,342,592.37/42,893.98
  6. Step 6: Final answer
    x = 22,225.56

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1.5x scale

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.