Home / 212,275.68-292,929.85-116,779.92

Finding the Fourth Proportional to 212,275.68, 292,929.85 and 116,779.92

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Solution

The fourth proportional to 212,275.68, 292,929.85 and 116,779.92 is: 161,150.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,275.68 : 292,929.85 = 116,779.92 : x
  2. Step 2: Convert to fraction form
    212,275.68/292,929.85 = 116,779.92/x
  3. Step 3: Cross multiply
    212,275.68x = 292,929.85 × 116,779.92
  4. Step 4: Simplify right side
    212,275.68x = 34,208,324,448.61
  5. Step 5: Solve for x
    x = 34,208,324,448.61/212,275.68
  6. Step 6: Final answer
    x = 161,150.46

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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.