Home / 86,462.09-119,328.36-50,665.76

Finding the Fourth Proportional to 86,462.09, 119,328.36 and 50,665.76

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Solution

The fourth proportional to 86,462.09, 119,328.36 and 50,665.76 is: 69,925.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,462.09 : 119,328.36 = 50,665.76 : x
  2. Step 2: Convert to fraction form
    86,462.09/119,328.36 = 50,665.76/x
  3. Step 3: Cross multiply
    86,462.09x = 119,328.36 × 50,665.76
  4. Step 4: Simplify right side
    86,462.09x = 6,045,862,048.95
  5. Step 5: Solve for x
    x = 6,045,862,048.95/86,462.09
  6. Step 6: Final answer
    x = 69,925.00

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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.