Home / 170,886.16-256,365.29-64,271.13

Finding the Fourth Proportional to 170,886.16, 256,365.29 and 64,271.13

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Solution

The fourth proportional to 170,886.16, 256,365.29 and 64,271.13 is: 96,420.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,886.16 : 256,365.29 = 64,271.13 : x
  2. Step 2: Convert to fraction form
    170,886.16/256,365.29 = 64,271.13/x
  3. Step 3: Cross multiply
    170,886.16x = 256,365.29 × 64,271.13
  4. Step 4: Simplify right side
    170,886.16x = 16,476,886,881.08
  5. Step 5: Solve for x
    x = 16,476,886,881.08/170,886.16
  6. Step 6: Final answer
    x = 96,420.25

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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.