Home / 127,637.96-191,575.16-64,502.51

Finding the Fourth Proportional to 127,637.96, 191,575.16 and 64,502.51

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Solution

The fourth proportional to 127,637.96, 191,575.16 and 64,502.51 is: 96,813.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,637.96 : 191,575.16 = 64,502.51 : x
  2. Step 2: Convert to fraction form
    127,637.96/191,575.16 = 64,502.51/x
  3. Step 3: Cross multiply
    127,637.96x = 191,575.16 × 64,502.51
  4. Step 4: Simplify right side
    127,637.96x = 12,357,077,393.26
  5. Step 5: Solve for x
    x = 12,357,077,393.26/127,637.96
  6. Step 6: Final answer
    x = 96,813.50

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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.