Home / 114,148.47-157,511.39-63,154.46

Finding the Fourth Proportional to 114,148.47, 157,511.39 and 63,154.46

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Solution

The fourth proportional to 114,148.47, 157,511.39 and 63,154.46 is: 87,145.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,148.47 : 157,511.39 = 63,154.46 : x
  2. Step 2: Convert to fraction form
    114,148.47/157,511.39 = 63,154.46/x
  3. Step 3: Cross multiply
    114,148.47x = 157,511.39 × 63,154.46
  4. Step 4: Simplify right side
    114,148.47x = 9,947,545,675.97
  5. Step 5: Solve for x
    x = 9,947,545,675.97/114,148.47
  6. Step 6: Final answer
    x = 87,145.68

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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.