Home / 198,569.22-274,028.30-107,925.16

Finding the Fourth Proportional to 198,569.22, 274,028.30 and 107,925.16

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Solution

The fourth proportional to 198,569.22, 274,028.30 and 107,925.16 is: 148,938.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,569.22 : 274,028.30 = 107,925.16 : x
  2. Step 2: Convert to fraction form
    198,569.22/274,028.30 = 107,925.16/x
  3. Step 3: Cross multiply
    198,569.22x = 274,028.30 × 107,925.16
  4. Step 4: Simplify right side
    198,569.22x = 29,574,547,302.05
  5. Step 5: Solve for x
    x = 29,574,547,302.05/198,569.22
  6. Step 6: Final answer
    x = 148,938.23

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