Home / 114,715.53-158,309.51-64,416.33

Finding the Fourth Proportional to 114,715.53, 158,309.51 and 64,416.33

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Solution

The fourth proportional to 114,715.53, 158,309.51 and 64,416.33 is: 88,895.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,715.53 : 158,309.51 = 64,416.33 : x
  2. Step 2: Convert to fraction form
    114,715.53/158,309.51 = 64,416.33/x
  3. Step 3: Cross multiply
    114,715.53x = 158,309.51 × 64,416.33
  4. Step 4: Simplify right side
    114,715.53x = 10,197,717,316.22
  5. Step 5: Solve for x
    x = 10,197,717,316.22/114,715.53
  6. Step 6: Final answer
    x = 88,895.70

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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.