Home / 118,544.90-163,591.98-64,830.02

Finding the Fourth Proportional to 118,544.90, 163,591.98 and 64,830.02

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Solution

The fourth proportional to 118,544.90, 163,591.98 and 64,830.02 is: 89,465.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,544.90 : 163,591.98 = 64,830.02 : x
  2. Step 2: Convert to fraction form
    118,544.90/163,591.98 = 64,830.02/x
  3. Step 3: Cross multiply
    118,544.90x = 163,591.98 × 64,830.02
  4. Step 4: Simplify right side
    118,544.90x = 10,605,671,335.24
  5. Step 5: Solve for x
    x = 10,605,671,335.24/118,544.90
  6. Step 6: Final answer
    x = 89,465.44

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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.