Home / 96,681.25-133,421.57-53,663.53

Finding the Fourth Proportional to 96,681.25, 133,421.57 and 53,663.53

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Solution

The fourth proportional to 96,681.25, 133,421.57 and 53,663.53 is: 74,056.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,681.25 : 133,421.57 = 53,663.53 : x
  2. Step 2: Convert to fraction form
    96,681.25/133,421.57 = 53,663.53/x
  3. Step 3: Cross multiply
    96,681.25x = 133,421.57 × 53,663.53
  4. Step 4: Simplify right side
    96,681.25x = 7,159,872,424.34
  5. Step 5: Solve for x
    x = 7,159,872,424.34/96,681.25
  6. Step 6: Final answer
    x = 74,056.47

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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.