Home / 110,309.04-152,381.52-98,368.56

Finding the Fourth Proportional to 110,309.04, 152,381.52 and 98,368.56

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Solution

The fourth proportional to 110,309.04, 152,381.52 and 98,368.56 is: 135,886.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,309.04 : 152,381.52 = 98,368.56 : x
  2. Step 2: Convert to fraction form
    110,309.04/152,381.52 = 98,368.56/x
  3. Step 3: Cross multiply
    110,309.04x = 152,381.52 × 98,368.56
  4. Step 4: Simplify right side
    110,309.04x = 14,989,550,693.01
  5. Step 5: Solve for x
    x = 14,989,550,693.01/110,309.04
  6. Step 6: Final answer
    x = 135,886.87

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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.