Home / 153,536.16-211,925.52-96,985.20

Finding the Fourth Proportional to 153,536.16, 211,925.52 and 96,985.20

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Solution

The fourth proportional to 153,536.16, 211,925.52 and 96,985.20 is: 133,868.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,536.16 : 211,925.52 = 96,985.20 : x
  2. Step 2: Convert to fraction form
    153,536.16/211,925.52 = 96,985.20/x
  3. Step 3: Cross multiply
    153,536.16x = 211,925.52 × 96,985.20
  4. Step 4: Simplify right side
    153,536.16x = 20,553,638,942.30
  5. Step 5: Solve for x
    x = 20,553,638,942.30/153,536.16
  6. Step 6: Final answer
    x = 133,868.39

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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.