Home / 191,569.15-286,861.65-151,875.10

Finding the Fourth Proportional to 191,569.15, 286,861.65 and 151,875.10

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Solution

The fourth proportional to 191,569.15, 286,861.65 and 151,875.10 is: 227,422.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,569.15 : 286,861.65 = 151,875.10 : x
  2. Step 2: Convert to fraction form
    191,569.15/286,861.65 = 151,875.10/x
  3. Step 3: Cross multiply
    191,569.15x = 286,861.65 × 151,875.10
  4. Step 4: Simplify right side
    191,569.15x = 43,567,141,779.92
  5. Step 5: Solve for x
    x = 43,567,141,779.92/191,569.15
  6. Step 6: Final answer
    x = 227,422.54

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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.