Home / 148,941.80-223,412.70-64,742.30

Finding the Fourth Proportional to 148,941.80, 223,412.70 and 64,742.30

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Solution

The fourth proportional to 148,941.80, 223,412.70 and 64,742.30 is: 97,113.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,941.80 : 223,412.70 = 64,742.30 : x
  2. Step 2: Convert to fraction form
    148,941.80/223,412.70 = 64,742.30/x
  3. Step 3: Cross multiply
    148,941.80x = 223,412.70 × 64,742.30
  4. Step 4: Simplify right side
    148,941.80x = 14,464,252,047.21
  5. Step 5: Solve for x
    x = 14,464,252,047.21/148,941.80
  6. Step 6: Final answer
    x = 97,113.45

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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.