Home / 39,690.66-59,539.50-14,730.99

Finding the Fourth Proportional to 39,690.66, 59,539.50 and 14,730.99

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Solution

The fourth proportional to 39,690.66, 59,539.50 and 14,730.99 is: 22,097.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,690.66 : 59,539.50 = 14,730.99 : x
  2. Step 2: Convert to fraction form
    39,690.66/59,539.50 = 14,730.99/x
  3. Step 3: Cross multiply
    39,690.66x = 59,539.50 × 14,730.99
  4. Step 4: Simplify right side
    39,690.66x = 877,075,779.11
  5. Step 5: Solve for x
    x = 877,075,779.11/39,690.66
  6. Step 6: Final answer
    x = 22,097.79

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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.