Home / 152,060.89-209,840.30-84,076.07

Finding the Fourth Proportional to 152,060.89, 209,840.30 and 84,076.07

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Solution

The fourth proportional to 152,060.89, 209,840.30 and 84,076.07 is: 116,022.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,060.89 : 209,840.30 = 84,076.07 : x
  2. Step 2: Convert to fraction form
    152,060.89/209,840.30 = 84,076.07/x
  3. Step 3: Cross multiply
    152,060.89x = 209,840.30 × 84,076.07
  4. Step 4: Simplify right side
    152,060.89x = 17,642,547,751.62
  5. Step 5: Solve for x
    x = 17,642,547,751.62/152,060.89
  6. Step 6: Final answer
    x = 116,022.92

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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.