Home / 212,663.76-293,476.56-117,170.16

Finding the Fourth Proportional to 212,663.76, 293,476.56 and 117,170.16

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Solution

The fourth proportional to 212,663.76, 293,476.56 and 117,170.16 is: 161,695.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,663.76 : 293,476.56 = 117,170.16 : x
  2. Step 2: Convert to fraction form
    212,663.76/293,476.56 = 117,170.16/x
  3. Step 3: Cross multiply
    212,663.76x = 293,476.56 × 117,170.16
  4. Step 4: Simplify right side
    212,663.76x = 34,386,695,491.45
  5. Step 5: Solve for x
    x = 34,386,695,491.45/212,663.76
  6. Step 6: Final answer
    x = 161,695.14

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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.