Home / 112,973.13-155,916.23-62,675.37

Finding the Fourth Proportional to 112,973.13, 155,916.23 and 62,675.37

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Solution

The fourth proportional to 112,973.13, 155,916.23 and 62,675.37 is: 86,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,973.13 : 155,916.23 = 62,675.37 : x
  2. Step 2: Convert to fraction form
    112,973.13/155,916.23 = 62,675.37/x
  3. Step 3: Cross multiply
    112,973.13x = 155,916.23 × 62,675.37
  4. Step 4: Simplify right side
    112,973.13x = 9,772,107,404.26
  5. Step 5: Solve for x
    x = 9,772,107,404.26/112,973.13
  6. Step 6: Final answer
    x = 86,499.40

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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.