Home / 156,045.25-234,012.51-56,178.63

Finding the Fourth Proportional to 156,045.25, 234,012.51 and 56,178.63

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Solution

The fourth proportional to 156,045.25, 234,012.51 and 56,178.63 is: 84,248.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,045.25 : 234,012.51 = 56,178.63 : x
  2. Step 2: Convert to fraction form
    156,045.25/234,012.51 = 56,178.63/x
  3. Step 3: Cross multiply
    156,045.25x = 234,012.51 × 56,178.63
  4. Step 4: Simplify right side
    156,045.25x = 13,146,502,214.66
  5. Step 5: Solve for x
    x = 13,146,502,214.66/156,045.25
  6. Step 6: Final answer
    x = 84,248.01

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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.