Home / 80,681.16-111,334.86-44,869.08

Finding the Fourth Proportional to 80,681.16, 111,334.86 and 44,869.08

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Solution

The fourth proportional to 80,681.16, 111,334.86 and 44,869.08 is: 61,916.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,681.16 : 111,334.86 = 44,869.08 : x
  2. Step 2: Convert to fraction form
    80,681.16/111,334.86 = 44,869.08/x
  3. Step 3: Cross multiply
    80,681.16x = 111,334.86 × 44,869.08
  4. Step 4: Simplify right side
    80,681.16x = 4,995,492,740.13
  5. Step 5: Solve for x
    x = 4,995,492,740.13/80,681.16
  6. Step 6: Final answer
    x = 61,916.47

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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.