Home / 130,862.52-180,592.70-74,277.52

Finding the Fourth Proportional to 130,862.52, 180,592.70 and 74,277.52

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Solution

The fourth proportional to 130,862.52, 180,592.70 and 74,277.52 is: 102,504.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,862.52 : 180,592.70 = 74,277.52 : x
  2. Step 2: Convert to fraction form
    130,862.52/180,592.70 = 74,277.52/x
  3. Step 3: Cross multiply
    130,862.52x = 180,592.70 × 74,277.52
  4. Step 4: Simplify right side
    130,862.52x = 13,413,977,886.10
  5. Step 5: Solve for x
    x = 13,413,977,886.10/130,862.52
  6. Step 6: Final answer
    x = 102,504.35

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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.