Home / 115,564.02-159,527.46-70,256.48

Finding the Fourth Proportional to 115,564.02, 159,527.46 and 70,256.48

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Solution

The fourth proportional to 115,564.02, 159,527.46 and 70,256.48 is: 96,983.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,564.02 : 159,527.46 = 70,256.48 : x
  2. Step 2: Convert to fraction form
    115,564.02/159,527.46 = 70,256.48/x
  3. Step 3: Cross multiply
    115,564.02x = 159,527.46 × 70,256.48
  4. Step 4: Simplify right side
    115,564.02x = 11,207,837,802.94
  5. Step 5: Solve for x
    x = 11,207,837,802.94/115,564.02
  6. Step 6: Final answer
    x = 96,983.80

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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.