Home / 153,485.34-230,259.24-64,739.16

Finding the Fourth Proportional to 153,485.34, 230,259.24 and 64,739.16

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Solution

The fourth proportional to 153,485.34, 230,259.24 and 64,739.16 is: 97,121.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,485.34 : 230,259.24 = 64,739.16 : x
  2. Step 2: Convert to fraction form
    153,485.34/230,259.24 = 64,739.16/x
  3. Step 3: Cross multiply
    153,485.34x = 230,259.24 × 64,739.16
  4. Step 4: Simplify right side
    153,485.34x = 14,906,789,779.84
  5. Step 5: Solve for x
    x = 14,906,789,779.84/153,485.34
  6. Step 6: Final answer
    x = 97,121.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.