Home / 212,275.34-292,937.66-116,782.10

Finding the Fourth Proportional to 212,275.34, 292,937.66 and 116,782.10

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Solution

The fourth proportional to 212,275.34, 292,937.66 and 116,782.10 is: 161,158.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,275.34 : 292,937.66 = 116,782.10 : x
  2. Step 2: Convert to fraction form
    212,275.34/292,937.66 = 116,782.10/x
  3. Step 3: Cross multiply
    212,275.34x = 292,937.66 × 116,782.10
  4. Step 4: Simplify right side
    212,275.34x = 34,209,875,103.89
  5. Step 5: Solve for x
    x = 34,209,875,103.89/212,275.34
  6. Step 6: Final answer
    x = 161,158.03

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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.