Home / 118,237.36-163,171.02-64,525.84

Finding the Fourth Proportional to 118,237.36, 163,171.02 and 64,525.84

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Solution

The fourth proportional to 118,237.36, 163,171.02 and 64,525.84 is: 89,047.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,237.36 : 163,171.02 = 64,525.84 : x
  2. Step 2: Convert to fraction form
    118,237.36/163,171.02 = 64,525.84/x
  3. Step 3: Cross multiply
    118,237.36x = 163,171.02 × 64,525.84
  4. Step 4: Simplify right side
    118,237.36x = 10,528,747,129.16
  5. Step 5: Solve for x
    x = 10,528,747,129.16/118,237.36
  6. Step 6: Final answer
    x = 89,047.55

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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.