Home / 191,243.07-286,897.41-58,136.58

Finding the Fourth Proportional to 191,243.07, 286,897.41 and 58,136.58

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Solution

The fourth proportional to 191,243.07, 286,897.41 and 58,136.58 is: 87,214.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,243.07 : 286,897.41 = 58,136.58 : x
  2. Step 2: Convert to fraction form
    191,243.07/286,897.41 = 58,136.58/x
  3. Step 3: Cross multiply
    191,243.07x = 286,897.41 × 58,136.58
  4. Step 4: Simplify right side
    191,243.07x = 16,679,234,228.26
  5. Step 5: Solve for x
    x = 16,679,234,228.26/191,243.07
  6. Step 6: Final answer
    x = 87,214.84

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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.