Home / 147,495.85-221,244.99-42,318.16

Finding the Fourth Proportional to 147,495.85, 221,244.99 and 42,318.16

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Solution

The fourth proportional to 147,495.85, 221,244.99 and 42,318.16 is: 63,477.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,495.85 : 221,244.99 = 42,318.16 : x
  2. Step 2: Convert to fraction form
    147,495.85/221,244.99 = 42,318.16/x
  3. Step 3: Cross multiply
    147,495.85x = 221,244.99 × 42,318.16
  4. Step 4: Simplify right side
    147,495.85x = 9,362,680,886.02
  5. Step 5: Solve for x
    x = 9,362,680,886.02/147,495.85
  6. Step 6: Final answer
    x = 63,477.59

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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.