Home / 118,522.32-163,547.40-70,125.73

Finding the Fourth Proportional to 118,522.32, 163,547.40 and 70,125.73

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Solution

The fourth proportional to 118,522.32, 163,547.40 and 70,125.73 is: 96,765.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,522.32 : 163,547.40 = 70,125.73 : x
  2. Step 2: Convert to fraction form
    118,522.32/163,547.40 = 70,125.73/x
  3. Step 3: Cross multiply
    118,522.32x = 163,547.40 × 70,125.73
  4. Step 4: Simplify right side
    118,522.32x = 11,468,880,814.60
  5. Step 5: Solve for x
    x = 11,468,880,814.60/118,522.32
  6. Step 6: Final answer
    x = 96,765.58

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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.