Home / 134,177.93-185,183.06-86,569.77

Finding the Fourth Proportional to 134,177.93, 185,183.06 and 86,569.77

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Solution

The fourth proportional to 134,177.93, 185,183.06 and 86,569.77 is: 119,477.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,177.93 : 185,183.06 = 86,569.77 : x
  2. Step 2: Convert to fraction form
    134,177.93/185,183.06 = 86,569.77/x
  3. Step 3: Cross multiply
    134,177.93x = 185,183.06 × 86,569.77
  4. Step 4: Simplify right side
    134,177.93x = 16,031,254,479.25
  5. Step 5: Solve for x
    x = 16,031,254,479.25/134,177.93
  6. Step 6: Final answer
    x = 119,477.59

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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.