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Finding the Fourth Proportional to 114,357.39, 157,813.20 and 64,056.39

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Solution

The fourth proportional to 114,357.39, 157,813.20 and 64,056.39 is: 88,397.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,357.39 : 157,813.20 = 64,056.39 : x
  2. Step 2: Convert to fraction form
    114,357.39/157,813.20 = 64,056.39/x
  3. Step 3: Cross multiply
    114,357.39x = 157,813.20 × 64,056.39
  4. Step 4: Simplify right side
    114,357.39x = 10,108,943,886.35
  5. Step 5: Solve for x
    x = 10,108,943,886.35/114,357.39
  6. Step 6: Final answer
    x = 88,397.82

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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.