Home / 114,030.38-157,366.31-75,723.71

Finding the Fourth Proportional to 114,030.38, 157,366.31 and 75,723.71

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Solution

The fourth proportional to 114,030.38, 157,366.31 and 75,723.71 is: 104,501.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,030.38 : 157,366.31 = 75,723.71 : x
  2. Step 2: Convert to fraction form
    114,030.38/157,366.31 = 75,723.71/x
  3. Step 3: Cross multiply
    114,030.38x = 157,366.31 × 75,723.71
  4. Step 4: Simplify right side
    114,030.38x = 11,916,359,656.76
  5. Step 5: Solve for x
    x = 11,916,359,656.76/114,030.38
  6. Step 6: Final answer
    x = 104,501.62

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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.