Home / 105,605.26-157,465.90-93,869.27

Finding the Fourth Proportional to 105,605.26, 157,465.90 and 93,869.27

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Solution

The fourth proportional to 105,605.26, 157,465.90 and 93,869.27 is: 139,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,605.26 : 157,465.90 = 93,869.27 : x
  2. Step 2: Convert to fraction form
    105,605.26/157,465.90 = 93,869.27/x
  3. Step 3: Cross multiply
    105,605.26x = 157,465.90 × 93,869.27
  4. Step 4: Simplify right side
    105,605.26x = 14,781,208,517.95
  5. Step 5: Solve for x
    x = 14,781,208,517.95/105,605.26
  6. Step 6: Final answer
    x = 139,966.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.