Home / 147,013.47-202,847.30-86,562.06

Finding the Fourth Proportional to 147,013.47, 202,847.30 and 86,562.06

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Solution

The fourth proportional to 147,013.47, 202,847.30 and 86,562.06 is: 119,437.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,013.47 : 202,847.30 = 86,562.06 : x
  2. Step 2: Convert to fraction form
    147,013.47/202,847.30 = 86,562.06/x
  3. Step 3: Cross multiply
    147,013.47x = 202,847.30 × 86,562.06
  4. Step 4: Simplify right side
    147,013.47x = 17,558,880,153.44
  5. Step 5: Solve for x
    x = 17,558,880,153.44/147,013.47
  6. Step 6: Final answer
    x = 119,437.22

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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.