Home / 151,598.63-209,288.13-91,182.77

Finding the Fourth Proportional to 151,598.63, 209,288.13 and 91,182.77

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Solution

The fourth proportional to 151,598.63, 209,288.13 and 91,182.77 is: 125,881.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,598.63 : 209,288.13 = 91,182.77 : x
  2. Step 2: Convert to fraction form
    151,598.63/209,288.13 = 91,182.77/x
  3. Step 3: Cross multiply
    151,598.63x = 209,288.13 × 91,182.77
  4. Step 4: Simplify right side
    151,598.63x = 19,083,471,421.52
  5. Step 5: Solve for x
    x = 19,083,471,421.52/151,598.63
  6. Step 6: Final answer
    x = 125,881.56

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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.