Home / 114,030.07-157,386.48-66,310.94

Finding the Fourth Proportional to 114,030.07, 157,386.48 and 66,310.94

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Solution

The fourth proportional to 114,030.07, 157,386.48 and 66,310.94 is: 91,523.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,030.07 : 157,386.48 = 66,310.94 : x
  2. Step 2: Convert to fraction form
    114,030.07/157,386.48 = 66,310.94/x
  3. Step 3: Cross multiply
    114,030.07x = 157,386.48 × 66,310.94
  4. Step 4: Simplify right side
    114,030.07x = 10,436,445,825.56
  5. Step 5: Solve for x
    x = 10,436,445,825.56/114,030.07
  6. Step 6: Final answer
    x = 91,523.63

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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.