Home / 183,659.41-253,430.54-103,095.80

Finding the Fourth Proportional to 183,659.41, 253,430.54 and 103,095.80

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Solution

The fourth proportional to 183,659.41, 253,430.54 and 103,095.80 is: 142,261.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,659.41 : 253,430.54 = 103,095.80 : x
  2. Step 2: Convert to fraction form
    183,659.41/253,430.54 = 103,095.80/x
  3. Step 3: Cross multiply
    183,659.41x = 253,430.54 × 103,095.80
  4. Step 4: Simplify right side
    183,659.41x = 26,127,623,820.07
  5. Step 5: Solve for x
    x = 26,127,623,820.07/183,659.41
  6. Step 6: Final answer
    x = 142,261.28

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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.