Home / 106,803.02-147,382.28-59,053.22

Finding the Fourth Proportional to 106,803.02, 147,382.28 and 59,053.22

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Solution

The fourth proportional to 106,803.02, 147,382.28 and 59,053.22 is: 81,490.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,803.02 : 147,382.28 = 59,053.22 : x
  2. Step 2: Convert to fraction form
    106,803.02/147,382.28 = 59,053.22/x
  3. Step 3: Cross multiply
    106,803.02x = 147,382.28 × 59,053.22
  4. Step 4: Simplify right side
    106,803.02x = 8,703,398,279.07
  5. Step 5: Solve for x
    x = 8,703,398,279.07/106,803.02
  6. Step 6: Final answer
    x = 81,490.19

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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.