Home / 156,211.30-234,159.16-61,507.93

Finding the Fourth Proportional to 156,211.30, 234,159.16 and 61,507.93

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Solution

The fourth proportional to 156,211.30, 234,159.16 and 61,507.93 is: 92,199.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,211.30 : 234,159.16 = 61,507.93 : x
  2. Step 2: Convert to fraction form
    156,211.30/234,159.16 = 61,507.93/x
  3. Step 3: Cross multiply
    156,211.30x = 234,159.16 × 61,507.93
  4. Step 4: Simplify right side
    156,211.30x = 14,402,645,222.14
  5. Step 5: Solve for x
    x = 14,402,645,222.14/156,211.30
  6. Step 6: Final answer
    x = 92,199.77

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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.