Home / 147,058.24-202,904.96-86,624.16

Finding the Fourth Proportional to 147,058.24, 202,904.96 and 86,624.16

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Solution

The fourth proportional to 147,058.24, 202,904.96 and 86,624.16 is: 119,520.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,058.24 : 202,904.96 = 86,624.16 : x
  2. Step 2: Convert to fraction form
    147,058.24/202,904.96 = 86,624.16/x
  3. Step 3: Cross multiply
    147,058.24x = 202,904.96 × 86,624.16
  4. Step 4: Simplify right side
    147,058.24x = 17,576,471,719.83
  5. Step 5: Solve for x
    x = 17,576,471,719.83/147,058.24
  6. Step 6: Final answer
    x = 119,520.48

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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.