Home / 151,192.01-208,657.95-83,222.48

Finding the Fourth Proportional to 151,192.01, 208,657.95 and 83,222.48

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Solution

The fourth proportional to 151,192.01, 208,657.95 and 83,222.48 is: 114,854.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,192.01 : 208,657.95 = 83,222.48 : x
  2. Step 2: Convert to fraction form
    151,192.01/208,657.95 = 83,222.48/x
  3. Step 3: Cross multiply
    151,192.01x = 208,657.95 × 83,222.48
  4. Step 4: Simplify right side
    151,192.01x = 17,365,032,070.72
  5. Step 5: Solve for x
    x = 17,365,032,070.72/151,192.01
  6. Step 6: Final answer
    x = 114,854.17

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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.