Home / 102,307.32-153,460.62-46,081.56

Finding the Fourth Proportional to 102,307.32, 153,460.62 and 46,081.56

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Solution

The fourth proportional to 102,307.32, 153,460.62 and 46,081.56 is: 69,122.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,307.32 : 153,460.62 = 46,081.56 : x
  2. Step 2: Convert to fraction form
    102,307.32/153,460.62 = 46,081.56/x
  3. Step 3: Cross multiply
    102,307.32x = 153,460.62 × 46,081.56
  4. Step 4: Simplify right side
    102,307.32x = 7,071,704,768.17
  5. Step 5: Solve for x
    x = 7,071,704,768.17/102,307.32
  6. Step 6: Final answer
    x = 69,122.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.