Home / 113,128.04-156,117.06-62,827.04

Finding the Fourth Proportional to 113,128.04, 156,117.06 and 62,827.04

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Solution

The fourth proportional to 113,128.04, 156,117.06 and 62,827.04 is: 86,701.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,128.04 : 156,117.06 = 62,827.04 : x
  2. Step 2: Convert to fraction form
    113,128.04/156,117.06 = 62,827.04/x
  3. Step 3: Cross multiply
    113,128.04x = 156,117.06 × 62,827.04
  4. Step 4: Simplify right side
    113,128.04x = 9,808,372,773.30
  5. Step 5: Solve for x
    x = 9,808,372,773.30/113,128.04
  6. Step 6: Final answer
    x = 86,701.52

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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.