Home / 61,365.12-84,681.60-34,510.08

Finding the Fourth Proportional to 61,365.12, 84,681.60 and 34,510.08

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Solution

The fourth proportional to 61,365.12, 84,681.60 and 34,510.08 is: 47,622.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,365.12 : 84,681.60 = 34,510.08 : x
  2. Step 2: Convert to fraction form
    61,365.12/84,681.60 = 34,510.08/x
  3. Step 3: Cross multiply
    61,365.12x = 84,681.60 × 34,510.08
  4. Step 4: Simplify right side
    61,365.12x = 2,922,368,790.53
  5. Step 5: Solve for x
    x = 2,922,368,790.53/61,365.12
  6. Step 6: Final answer
    x = 47,622.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.