Home / 147,931.47-204,095.57-84,224.16

Finding the Fourth Proportional to 147,931.47, 204,095.57 and 84,224.16

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Solution

The fourth proportional to 147,931.47, 204,095.57 and 84,224.16 is: 116,200.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,931.47 : 204,095.57 = 84,224.16 : x
  2. Step 2: Convert to fraction form
    147,931.47/204,095.57 = 84,224.16/x
  3. Step 3: Cross multiply
    147,931.47x = 204,095.57 × 84,224.16
  4. Step 4: Simplify right side
    147,931.47x = 17,189,777,521.85
  5. Step 5: Solve for x
    x = 17,189,777,521.85/147,931.47
  6. Step 6: Final answer
    x = 116,200.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.