Home / 106,900.02-147,537.60-61,569.18

Finding the Fourth Proportional to 106,900.02, 147,537.60 and 61,569.18

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Solution

The fourth proportional to 106,900.02, 147,537.60 and 61,569.18 is: 84,974.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,900.02 : 147,537.60 = 61,569.18 : x
  2. Step 2: Convert to fraction form
    106,900.02/147,537.60 = 61,569.18/x
  3. Step 3: Cross multiply
    106,900.02x = 147,537.60 × 61,569.18
  4. Step 4: Simplify right side
    106,900.02x = 9,083,769,051.17
  5. Step 5: Solve for x
    x = 9,083,769,051.17/106,900.02
  6. Step 6: Final answer
    x = 84,974.44

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1.5x scale

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.