Home / 97,412.63-134,432.16-59,159.26

Finding the Fourth Proportional to 97,412.63, 134,432.16 and 59,159.26

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Solution

The fourth proportional to 97,412.63, 134,432.16 and 59,159.26 is: 81,641.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,412.63 : 134,432.16 = 59,159.26 : x
  2. Step 2: Convert to fraction form
    97,412.63/134,432.16 = 59,159.26/x
  3. Step 3: Cross multiply
    97,412.63x = 134,432.16 × 59,159.26
  4. Step 4: Simplify right side
    97,412.63x = 7,952,907,051.99
  5. Step 5: Solve for x
    x = 7,952,907,051.99/97,412.63
  6. Step 6: Final answer
    x = 81,641.44

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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.