Home / 68,083.16-93,888.79-45,423.07

Finding the Fourth Proportional to 68,083.16, 93,888.79 and 45,423.07

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Solution

The fourth proportional to 68,083.16, 93,888.79 and 45,423.07 is: 62,639.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,083.16 : 93,888.79 = 45,423.07 : x
  2. Step 2: Convert to fraction form
    68,083.16/93,888.79 = 45,423.07/x
  3. Step 3: Cross multiply
    68,083.16x = 93,888.79 × 45,423.07
  4. Step 4: Simplify right side
    68,083.16x = 4,264,716,732.11
  5. Step 5: Solve for x
    x = 4,264,716,732.11/68,083.16
  6. Step 6: Final answer
    x = 62,639.82

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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.