Home / 176,478.87-243,417.69-116,030.19

Finding the Fourth Proportional to 176,478.87, 243,417.69 and 116,030.19

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Solution

The fourth proportional to 176,478.87, 243,417.69 and 116,030.19 is: 160,040.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,478.87 : 243,417.69 = 116,030.19 : x
  2. Step 2: Convert to fraction form
    176,478.87/243,417.69 = 116,030.19/x
  3. Step 3: Cross multiply
    176,478.87x = 243,417.69 × 116,030.19
  4. Step 4: Simplify right side
    176,478.87x = 28,243,800,820.06
  5. Step 5: Solve for x
    x = 28,243,800,820.06/176,478.87
  6. Step 6: Final answer
    x = 160,040.69

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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.