Home / 118,202.37-163,113.58-64,484.18

Finding the Fourth Proportional to 118,202.37, 163,113.58 and 64,484.18

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Solution

The fourth proportional to 118,202.37, 163,113.58 and 64,484.18 is: 88,985.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,202.37 : 163,113.58 = 64,484.18 : x
  2. Step 2: Convert to fraction form
    118,202.37/163,113.58 = 64,484.18/x
  3. Step 3: Cross multiply
    118,202.37x = 163,113.58 × 64,484.18
  4. Step 4: Simplify right side
    118,202.37x = 10,518,245,130.74
  5. Step 5: Solve for x
    x = 10,518,245,130.74/118,202.37
  6. Step 6: Final answer
    x = 88,985.06

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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.