Home / 179,159.09-247,341.51-118,811.19

Finding the Fourth Proportional to 179,159.09, 247,341.51 and 118,811.19

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Solution

The fourth proportional to 179,159.09, 247,341.51 and 118,811.19 is: 164,027.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,159.09 : 247,341.51 = 118,811.19 : x
  2. Step 2: Convert to fraction form
    179,159.09/247,341.51 = 118,811.19/x
  3. Step 3: Cross multiply
    179,159.09x = 247,341.51 × 118,811.19
  4. Step 4: Simplify right side
    179,159.09x = 29,386,939,139.50
  5. Step 5: Solve for x
    x = 29,386,939,139.50/179,159.09
  6. Step 6: Final answer
    x = 164,027.07

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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.