Home / 151,179.16-208,583.95-97,495

Finding the Fourth Proportional to 151,179.16, 208,583.95 and 97,495

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Solution

The fourth proportional to 151,179.16, 208,583.95 and 97,495 is: 134,515.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,179.16 : 208,583.95 = 97,495 : x
  2. Step 2: Convert to fraction form
    151,179.16/208,583.95 = 97,495/x
  3. Step 3: Cross multiply
    151,179.16x = 208,583.95 × 97,495
  4. Step 4: Simplify right side
    151,179.16x = 20,335,892,205.25
  5. Step 5: Solve for x
    x = 20,335,892,205.25/151,179.16
  6. Step 6: Final answer
    x = 134,515.18

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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.