Home / 207,518.22-286,376.31-118,094.22

Finding the Fourth Proportional to 207,518.22, 286,376.31 and 118,094.22

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Solution

The fourth proportional to 207,518.22, 286,376.31 and 118,094.22 is: 162,970.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,518.22 : 286,376.31 = 118,094.22 : x
  2. Step 2: Convert to fraction form
    207,518.22/286,376.31 = 118,094.22/x
  3. Step 3: Cross multiply
    207,518.22x = 286,376.31 × 118,094.22
  4. Step 4: Simplify right side
    207,518.22x = 33,819,386,955.93
  5. Step 5: Solve for x
    x = 33,819,386,955.93/207,518.22
  6. Step 6: Final answer
    x = 162,970.69

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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.