Home / 145,557.04-218,501.63-97,561.28

Finding the Fourth Proportional to 145,557.04, 218,501.63 and 97,561.28

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Solution

The fourth proportional to 145,557.04, 218,501.63 and 97,561.28 is: 146,453.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,557.04 : 218,501.63 = 97,561.28 : x
  2. Step 2: Convert to fraction form
    145,557.04/218,501.63 = 97,561.28/x
  3. Step 3: Cross multiply
    145,557.04x = 218,501.63 × 97,561.28
  4. Step 4: Simplify right side
    145,557.04x = 21,317,297,124.57
  5. Step 5: Solve for x
    x = 21,317,297,124.57/145,557.04
  6. Step 6: Final answer
    x = 146,453.22

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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.