Home / 152,317.50-210,168.99-98,595.06

Finding the Fourth Proportional to 152,317.50, 210,168.99 and 98,595.06

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Solution

The fourth proportional to 152,317.50, 210,168.99 and 98,595.06 is: 136,042.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,317.50 : 210,168.99 = 98,595.06 : x
  2. Step 2: Convert to fraction form
    152,317.50/210,168.99 = 98,595.06/x
  3. Step 3: Cross multiply
    152,317.50x = 210,168.99 × 98,595.06
  4. Step 4: Simplify right side
    152,317.50x = 20,721,624,179.19
  5. Step 5: Solve for x
    x = 20,721,624,179.19/152,317.50
  6. Step 6: Final answer
    x = 136,042.31

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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.