Home / 85,679.85-118,233.91-46,916.67

Finding the Fourth Proportional to 85,679.85, 118,233.91 and 46,916.67

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Solution

The fourth proportional to 85,679.85, 118,233.91 and 46,916.67 is: 64,742.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,679.85 : 118,233.91 = 46,916.67 : x
  2. Step 2: Convert to fraction form
    85,679.85/118,233.91 = 46,916.67/x
  3. Step 3: Cross multiply
    85,679.85x = 118,233.91 × 46,916.67
  4. Step 4: Simplify right side
    85,679.85x = 5,547,141,338.28
  5. Step 5: Solve for x
    x = 5,547,141,338.28/85,679.85
  6. Step 6: Final answer
    x = 64,742.66

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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.