Home / 102,013.02-140,756.13-59,552.28

Finding the Fourth Proportional to 102,013.02, 140,756.13 and 59,552.28

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Solution

The fourth proportional to 102,013.02, 140,756.13 and 59,552.28 is: 82,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,013.02 : 140,756.13 = 59,552.28 : x
  2. Step 2: Convert to fraction form
    102,013.02/140,756.13 = 59,552.28/x
  3. Step 3: Cross multiply
    102,013.02x = 140,756.13 × 59,552.28
  4. Step 4: Simplify right side
    102,013.02x = 8,382,348,465.48
  5. Step 5: Solve for x
    x = 8,382,348,465.48/102,013.02
  6. Step 6: Final answer
    x = 82,169.40

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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.