Home / 114,225.58-157,714.46-91,688.55

Finding the Fourth Proportional to 114,225.58, 157,714.46 and 91,688.55

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Solution

The fourth proportional to 114,225.58, 157,714.46 and 91,688.55 is: 126,596.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,225.58 : 157,714.46 = 91,688.55 : x
  2. Step 2: Convert to fraction form
    114,225.58/157,714.46 = 91,688.55/x
  3. Step 3: Cross multiply
    114,225.58x = 157,714.46 × 91,688.55
  4. Step 4: Simplify right side
    114,225.58x = 14,460,610,151.43
  5. Step 5: Solve for x
    x = 14,460,610,151.43/114,225.58
  6. Step 6: Final answer
    x = 126,596.95

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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.