Home / 153,919.17-212,350.01-93,466.98

Finding the Fourth Proportional to 153,919.17, 212,350.01 and 93,466.98

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Solution

The fourth proportional to 153,919.17, 212,350.01 and 93,466.98 is: 128,948.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,919.17 : 212,350.01 = 93,466.98 : x
  2. Step 2: Convert to fraction form
    153,919.17/212,350.01 = 93,466.98/x
  3. Step 3: Cross multiply
    153,919.17x = 212,350.01 × 93,466.98
  4. Step 4: Simplify right side
    153,919.17x = 19,847,713,670.33
  5. Step 5: Solve for x
    x = 19,847,713,670.33/153,919.17
  6. Step 6: Final answer
    x = 128,948.94

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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.