Home / 191,036.41-286,455.58-101,127.85

Finding the Fourth Proportional to 191,036.41, 286,455.58 and 101,127.85

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Solution

The fourth proportional to 191,036.41, 286,455.58 and 101,127.85 is: 151,639.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,036.41 : 286,455.58 = 101,127.85 : x
  2. Step 2: Convert to fraction form
    191,036.41/286,455.58 = 101,127.85/x
  3. Step 3: Cross multiply
    191,036.41x = 286,455.58 × 101,127.85
  4. Step 4: Simplify right side
    191,036.41x = 28,968,636,420.26
  5. Step 5: Solve for x
    x = 28,968,636,420.26/191,036.41
  6. Step 6: Final answer
    x = 151,639.35

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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.