Home / 153,348.36-211,625.44-83,502.28

Finding the Fourth Proportional to 153,348.36, 211,625.44 and 83,502.28

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Solution

The fourth proportional to 153,348.36, 211,625.44 and 83,502.28 is: 115,235.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,348.36 : 211,625.44 = 83,502.28 : x
  2. Step 2: Convert to fraction form
    153,348.36/211,625.44 = 83,502.28/x
  3. Step 3: Cross multiply
    153,348.36x = 211,625.44 × 83,502.28
  4. Step 4: Simplify right side
    153,348.36x = 17,671,206,746.00
  5. Step 5: Solve for x
    x = 17,671,206,746.00/153,348.36
  6. Step 6: Final answer
    x = 115,235.71

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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.