Home / 96,567.36-144,190.40-86,507.16

Finding the Fourth Proportional to 96,567.36, 144,190.40 and 86,507.16

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Solution

The fourth proportional to 96,567.36, 144,190.40 and 86,507.16 is: 129,168.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,567.36 : 144,190.40 = 86,507.16 : x
  2. Step 2: Convert to fraction form
    96,567.36/144,190.40 = 86,507.16/x
  3. Step 3: Cross multiply
    96,567.36x = 144,190.40 × 86,507.16
  4. Step 4: Simplify right side
    96,567.36x = 12,473,502,003.26
  5. Step 5: Solve for x
    x = 12,473,502,003.26/96,567.36
  6. Step 6: Final answer
    x = 129,168.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.