Home / 148,907.90-223,534.65-89,810.30

Finding the Fourth Proportional to 148,907.90, 223,534.65 and 89,810.30

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Solution

The fourth proportional to 148,907.90, 223,534.65 and 89,810.30 is: 134,819.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,907.90 : 223,534.65 = 89,810.30 : x
  2. Step 2: Convert to fraction form
    148,907.90/223,534.65 = 89,810.30/x
  3. Step 3: Cross multiply
    148,907.90x = 223,534.65 × 89,810.30
  4. Step 4: Simplify right side
    148,907.90x = 20,075,713,976.90
  5. Step 5: Solve for x
    x = 20,075,713,976.90/148,907.90
  6. Step 6: Final answer
    x = 134,819.67

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1.5x scale

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.