Home / 61,350.79-92,075.40-31,777.08

Finding the Fourth Proportional to 61,350.79, 92,075.40 and 31,777.08

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Solution

The fourth proportional to 61,350.79, 92,075.40 and 31,777.08 is: 47,691.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,350.79 : 92,075.40 = 31,777.08 : x
  2. Step 2: Convert to fraction form
    61,350.79/92,075.40 = 31,777.08/x
  3. Step 3: Cross multiply
    61,350.79x = 92,075.40 × 31,777.08
  4. Step 4: Simplify right side
    61,350.79x = 2,925,887,066.71
  5. Step 5: Solve for x
    x = 2,925,887,066.71/61,350.79
  6. Step 6: Final answer
    x = 47,691.11

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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.