Home / 61,678.99-85,117.26-33,384.66

Finding the Fourth Proportional to 61,678.99, 85,117.26 and 33,384.66

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Solution

The fourth proportional to 61,678.99, 85,117.26 and 33,384.66 is: 46,070.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,678.99 : 85,117.26 = 33,384.66 : x
  2. Step 2: Convert to fraction form
    61,678.99/85,117.26 = 33,384.66/x
  3. Step 3: Cross multiply
    61,678.99x = 85,117.26 × 33,384.66
  4. Step 4: Simplify right side
    61,678.99x = 2,841,610,785.23
  5. Step 5: Solve for x
    x = 2,841,610,785.23/61,678.99
  6. Step 6: Final answer
    x = 46,070.97

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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.