Home / 118,597.14-163,663.47-64,881.18

Finding the Fourth Proportional to 118,597.14, 163,663.47 and 64,881.18

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Solution

The fourth proportional to 118,597.14, 163,663.47 and 64,881.18 is: 89,535.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,597.14 : 163,663.47 = 64,881.18 : x
  2. Step 2: Convert to fraction form
    118,597.14/163,663.47 = 64,881.18/x
  3. Step 3: Cross multiply
    118,597.14x = 163,663.47 × 64,881.18
  4. Step 4: Simplify right side
    118,597.14x = 10,618,679,056.49
  5. Step 5: Solve for x
    x = 10,618,679,056.49/118,597.14
  6. Step 6: Final answer
    x = 89,535.71

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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.