Home / 119,370.57-164,646.97-101,341.45

Finding the Fourth Proportional to 119,370.57, 164,646.97 and 101,341.45

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Solution

The fourth proportional to 119,370.57, 164,646.97 and 101,341.45 is: 139,779.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,370.57 : 164,646.97 = 101,341.45 : x
  2. Step 2: Convert to fraction form
    119,370.57/164,646.97 = 101,341.45/x
  3. Step 3: Cross multiply
    119,370.57x = 164,646.97 × 101,341.45
  4. Step 4: Simplify right side
    119,370.57x = 16,685,562,677.91
  5. Step 5: Solve for x
    x = 16,685,562,677.91/119,370.57
  6. Step 6: Final answer
    x = 139,779.53

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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.