Home / 102,235.14-141,085.80-56,300.18

Finding the Fourth Proportional to 102,235.14, 141,085.80 and 56,300.18

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Solution

The fourth proportional to 102,235.14, 141,085.80 and 56,300.18 is: 77,694.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,235.14 : 141,085.80 = 56,300.18 : x
  2. Step 2: Convert to fraction form
    102,235.14/141,085.80 = 56,300.18/x
  3. Step 3: Cross multiply
    102,235.14x = 141,085.80 × 56,300.18
  4. Step 4: Simplify right side
    102,235.14x = 7,943,155,935.44
  5. Step 5: Solve for x
    x = 7,943,155,935.44/102,235.14
  6. Step 6: Final answer
    x = 77,694.97

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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.