Home / 369,170.12-553,801.32-144,501.56

Finding the Fourth Proportional to 369,170.12, 553,801.32 and 144,501.56

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Solution

The fourth proportional to 369,170.12, 553,801.32 and 144,501.56 is: 216,770.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,170.12 : 553,801.32 = 144,501.56 : x
  2. Step 2: Convert to fraction form
    369,170.12/553,801.32 = 144,501.56/x
  3. Step 3: Cross multiply
    369,170.12x = 553,801.32 × 144,501.56
  4. Step 4: Simplify right side
    369,170.12x = 80,025,154,670.06
  5. Step 5: Solve for x
    x = 80,025,154,670.06/369,170.12
  6. Step 6: Final answer
    x = 216,770.40

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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.