Home / 114,435.76-157,912.64-64,125.04

Finding the Fourth Proportional to 114,435.76, 157,912.64 and 64,125.04

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Solution

The fourth proportional to 114,435.76, 157,912.64 and 64,125.04 is: 88,487.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,435.76 : 157,912.64 = 64,125.04 : x
  2. Step 2: Convert to fraction form
    114,435.76/157,912.64 = 64,125.04/x
  3. Step 3: Cross multiply
    114,435.76x = 157,912.64 × 64,125.04
  4. Step 4: Simplify right side
    114,435.76x = 10,126,154,356.51
  5. Step 5: Solve for x
    x = 10,126,154,356.51/114,435.76
  6. Step 6: Final answer
    x = 88,487.68

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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.