Home / 102,215.02-153,270.69-46,763.50

Finding the Fourth Proportional to 102,215.02, 153,270.69 and 46,763.50

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Solution

The fourth proportional to 102,215.02, 153,270.69 and 46,763.50 is: 70,121.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,215.02 : 153,270.69 = 46,763.50 : x
  2. Step 2: Convert to fraction form
    102,215.02/153,270.69 = 46,763.50/x
  3. Step 3: Cross multiply
    102,215.02x = 153,270.69 × 46,763.50
  4. Step 4: Simplify right side
    102,215.02x = 7,167,473,911.82
  5. Step 5: Solve for x
    x = 7,167,473,911.82/102,215.02
  6. Step 6: Final answer
    x = 70,121.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.